Decadent Chocolate Peanut Butter Truffle Cookies

Irresistibly Fudgy Peanut Butter Stuffed Chocolate Cookies: The Ultimate Buckeye Cookie Recipe

Welcome to the world of truly decadent desserts! If you’re a devout follower of the classic chocolate and peanut butter pairing, these Peanut Butter Stuffed Cookies are about to become your new favorite obsession. Imagine a perfectly soft, rich, and intensely fudgy chocolate cookie exterior that gives way to a creamy, melt-in-your-mouth peanut butter center. They’re not just cookies; they’re an experience, reminiscent of a beloved buckeye candy, but elevated into a delightful, handheld cookie form. This recipe brings together the best of both worlds, offering an irresistible treat that’s surprisingly easy to make and guaranteed to impress anyone lucky enough to try one.

There’s something magical about the combination of smooth, nutty peanut butter and deep, dark chocolate. These cookies take that classic harmony to new heights. The outer layer boasts a texture so fudgy it’s almost brownie-like, promising a luxurious bite every time. Then, just when you think it can’t get any better, you discover the luscious, sweet peanut butter core. It’s a symphony of textures and flavors that will satisfy even the most intense cravings. Whether you’re a long-time fan of buckeye candies or simply adore the peanut butter and chocolate dynamic, these stuffed cookies are designed to be your go-to indulgence.

peanut butter stuffed cookies on a plate cut in half showing the creamy center

My love for classic Chocolate Peanut Butter Balls (often known as Buckeyes) inspired me to think: why confine such a perfect flavor combination to a small ball? Why not encapsulate that delightful peanut butter surprise within a warm, freshly baked cookie? The result exceeded all expectations! These seriously indulgent chocolate peanut butter truffle cookies are rich enough to feel like a special occasion dessert but straightforward enough to whip up for a casual weekend treat or a last-minute gathering. They are truly a showstopper that will earn you rave reviews and requests for the recipe.

For anyone in your life who can’t get enough of chocolate and peanut butter, this recipe is an absolute must-try. They make an ideal addition to holiday cookie swaps, a comforting treat after a long week, or simply whenever that specific, undeniable craving for this iconic duo strikes. Get ready to bake a batch of pure joy that will have everyone reaching for seconds!

Why You’ll Love These Chocolate Peanut Butter Stuffed Cookies

  • Decadent Texture Beyond Compare – The moment you bite into these cookies, you’ll be captivated by their luxurious texture. The chocolate cookie exterior is incredibly fudgy and moist, almost like a dense brownie, providing a deeply satisfying chew. This rich, soft outer layer offers a perfect contrast to the smooth, velvety, and creamy peanut butter filling that melts deliciously in your mouth. It’s a harmonious blend of textures that makes each cookie an utterly decadent experience.
  • Excellent Make-Ahead Option for Any Occasion – Planning a party, holiday baking, or simply preparing for a busy week? These cookies are your secret weapon! You can easily prepare both the creamy peanut butter filling and the rich chocolate cookie dough in advance. This flexibility allows you to spread out your baking process, making them perfect for busy schedules. Simply store the components in the refrigerator, and when you’re ready to bake, assemble and pop them in the oven for fresh, warm cookies in minutes.
  • Perfect for Sharing and Gifting – These indulgent cookies aren’t just delicious; they’re designed to be shared. Their unique stuffed nature and incredible flavor profile make them an absolute hit at parties, potlucks, and family gatherings. They also make a thoughtful and impressive edible gift during the holidays or for any special occasion. Be prepared for them to disappear quickly, as everyone will want a piece of this chocolate peanut butter heaven.
  • Easy to Customize and Dress Up – While these cookies are utterly delicious on their own, they’re also incredibly versatile for personalization. Elevate their decadence with a simple drizzle of homemade chocolate ganache for an extra layer of chocolatey goodness and a glossy finish. For a gourmet touch that enhances the flavors, sprinkle a tiny pinch of flaky sea salt over the warm cookies. These simple additions can transform your cookies into an even more sophisticated dessert.
peanut butter stuffed cookie ingredients laid out

Essential Ingredients for Chocolate Peanut Butter Stuffed Cookies

For the exact measurements and full instructions, make sure to scroll to the bottom of the post for the COMPLETE PRINTABLE recipe card.

Crafting these delectable stuffed cookies requires a combination of common baking staples and, of course, the stars of the show: chocolate and peanut butter. Here’s a quick overview of what you’ll need to gather to create this delightful treat:

  • Butter: Essential for both the cookie dough and the peanut butter filling, providing richness and tenderness. Ensure it’s softened for optimal mixing.
  • Brown Sugar & Granulated Sugar: A blend of sugars gives these cookies their perfect balance of sweetness and contributes to that desirable fudgy texture.
  • Semi-Sweet Chocolate Chips: Melted into the cookie dough, these chips create the deep chocolate flavor and moist, brownie-like consistency.
  • Eggs: Act as a binder, adding structure and richness to the cookie dough.
  • Vanilla Extract: A crucial flavor enhancer for both the chocolate cookie and the peanut butter filling, adding warmth and depth.
  • All-Purpose Flour: The structural base for our fudgy chocolate cookies.
  • Cocoa Powder: Unsweetened cocoa powder amplifies the rich chocolate flavor of the cookie dough.
  • Baking Powder: Provides the necessary lift, ensuring the cookies are soft and slightly chewy without being too dense.
  • Salt: Balances the sweetness and enhances all the other flavors in both components of the cookie.
  • Creamy Peanut Butter: The heart of our filling! Use a good quality creamy peanut butter for the best, smoothest results. Avoid natural, runny varieties unless you’re prepared to adjust with more powdered sugar.
  • Powdered Sugar: Combines with peanut butter and butter to create the sweet, firm-yet-creamy filling.
  • Chocolate Ganache: An optional but highly recommended topping for an extra layer of rich chocolate and a beautiful finish. You’ll need heavy cream and semi-sweet chocolate chips to make it.
stuffing peanut butter into chocolate cookie dough before baking

Step-by-Step Guide: How to Make Peanut Butter Truffle Cookies

Creating these delightful chocolate peanut butter stuffed cookies is a rewarding process that comes together in a few distinct steps. Follow these instructions carefully to achieve perfectly fudgy cookies with a luscious peanut butter center:

  1. Prepare the Irresistible Peanut Butter Filling First. In a medium bowl, combine your creamy peanut butter with the powdered sugar, a touch of softened butter, and a hint of vanilla extract. Mix these ingredients thoroughly until you achieve a smooth, thick, and pliable consistency. This mixture will be the luxurious core of your cookies. Once mixed, roll the filling into small, uniform balls (about 2 teaspoons each) and arrange them on a parchment-lined baking sheet. Place them in the freezer for a brief period—about 15-20 minutes—to allow them to firm up. This crucial step prevents the peanut butter from melting and becoming too difficult to handle when wrapping it in the cookie dough.
  2. Craft the Rich Chocolate Cookie Dough. Begin by melting your semi-sweet chocolate chips and softened butter together until smooth. This can be done carefully in a microwave or over a double boiler. In a separate large mixing bowl, beat together the brown sugar and granulated sugar until light and fluffy, then incorporate the eggs one at a time, followed by the vanilla extract and the cooled melted chocolate mixture. Ensure everything is well combined, scraping down the sides of the bowl as needed. In a small bowl, whisk together the dry ingredients: all-purpose flour, cocoa powder, baking powder, and salt. Gradually add this dry mixture to the wet ingredients, mixing on low speed until just combined to form a thick, rich, and fudgy chocolate dough. Be careful not to overmix, which can lead to tough cookies. Cover the dough and chill it in the refrigerator for at least 2 hours, or up to 36 hours, to allow it to firm up and deepen in flavor.
  3. Assemble Your Stuffed Cookie Masterpieces. Once your peanut butter balls are firm and your chocolate cookie dough is chilled, it’s time for assembly. Scoop out portions of the chocolate cookie dough (approximately 2 tablespoons per cookie). Flatten each portion into a disc in the palm of your hand. Take one frozen peanut butter ball and place it directly in the center of the flattened chocolate dough. Carefully wrap the chocolate dough around the peanut butter ball, ensuring that the edges are completely sealed. You want to make sure no peanut butter is exposed, as this can cause it to leak during baking. Roll it gently between your palms to form a smooth ball.
  4. Bake to Golden-Brown Perfection. Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper or a silicone baking mat. Place your assembled peanut butter stuffed cookies on the prepared baking sheet, leaving ample space between them to allow for spreading. Bake for 10-12 minutes, or until the edges appear set and slightly cracked, but the centers still look soft and perhaps a little gooey. The key is to avoid overbaking, as this will prevent them from achieving their signature fudgy texture.
  5. Add a Decadent Finishing Touch. Once baked, remove the cookies from the oven and let them cool on the baking sheet for about 5 minutes before transferring them to a wire rack to cool completely. While they cool, you can prepare the optional chocolate ganache. Heat heavy cream until just simmering, then pour it over semi-sweet chocolate chips and let it sit for a couple of minutes before stirring until smooth and glossy. Drizzle this luxurious ganache over the cooled cookies, or for an added layer of flavor, sprinkle with a pinch of flaky sea salt. Enjoy these chocolate peanut butter delights warm for an extra gooey center or store for later!
drizzling chocolate ganache over chocolate cookies on a cooling rack

Pro Tips & Expert Tricks for Perfect Stuffed Cookies

Achieving bakery-quality peanut butter stuffed cookies is easier than you think with a few smart techniques. Here are some essential tips and tricks to ensure your cookies turn out perfectly every time:

  • Always Freeze the Peanut Butter Balls – This step is non-negotiable for success! Freezing the peanut butter filling for 15-20 minutes (or even longer) before assembly is crucial. It ensures the peanut butter balls are firm and easy to handle, preventing them from melting and becoming messy when you wrap them in the chocolate dough. A firm center also helps maintain the distinct peanut butter pocket inside the cookie.
  • Beware of Overbaking – Keep Them Fudgy! – For that desired soft, fudgy, and brownie-like texture, it’s vital not to overbake these cookies. Bake them just until the edges are set and the tops show slight cracks. The centers should still appear soft and perhaps even a little underdone when you pull them from the oven. They will continue to set as they cool on the baking sheet. Overbaking is the quickest way to end up with dry, crumbly cookies.
  • Chill the Chocolate Cookie Dough Properly – If your chocolate cookie dough feels too soft or sticky to comfortably wrap around the peanut butter filling, don’t hesitate to pop it back into the fridge. Chilling the dough for an additional 15-20 minutes (or longer, if needed) makes it much easier to work with, allowing you to create a smooth, sealed seam around the filling. This also helps prevent excessive spreading during baking.
  • Utilize a Cookie Scoop for Uniformity – To ensure all your chocolate peanut butter cookies bake evenly and have a consistent appearance, a medium-sized cookie scoop (about 2 tablespoons capacity) is your best friend. This tool helps you portion out the chocolate cookie dough accurately, ensuring each cookie is the same size and cooks at the same rate.
  • Don’t Rush the Cooling Process – While it’s tempting to dive right into these warm, gooey cookies, allowing them to cool on the baking sheet for 5-10 minutes after baking is important. This helps them firm up slightly and prevents them from breaking apart when you transfer them to a wire rack. Patience here will be rewarded with perfectly intact, delicious cookies.
  • Experiment with Chocolate Types – While semi-sweet chocolate chips are recommended for the dough and ganache, feel free to experiment with other types of chocolate. Dark chocolate can add an extra layer of bitterness that pairs beautifully with the sweet peanut butter, while milk chocolate could make them even more approachable for those with a sweeter tooth.
peanut butter stuffed cookies on a baking sheet cooling

Storage Recommendations for Freshness

To keep your Peanut Butter Stuffed Cookies tasting their best, proper storage is key. Store them in an airtight container at room temperature for 3-4 days. This keeps the chocolate fudgy and the peanut butter center creamy. For extended freshness, you can also store them in the refrigerator for up to a week; just be aware that chilling can slightly firm up the texture of the cookie. If you’re planning to enjoy them over a longer period, these cookies freeze beautifully! Place them in a single layer in an airtight freezer-safe container or bag, and they will stay fresh for about 3 months. When you’re ready to indulge, simply let them thaw at room temperature for an hour or two before serving, or warm them briefly in the microwave for that fresh-baked gooey experience.

These cookies truly are a standout dessert. Their rich, almost brownie-like chocolatey exterior perfectly complements the surprise of the smooth, sweet peanut butter center, elevating them far beyond a typical cookie. If you have a peanut butter aficionado in your household, these “Buckeye Cookies” are destined to become a year-round staple on your baking list. They’re a delightful treat that captures the essence of a classic candy in a wonderfully soft and satisfying cookie form.

Can I use natural peanut butter for the filling?

While you can use natural peanut butter, it’s generally not recommended for this recipe without modifications. Natural peanut butter tends to be much runnier and can make the filling difficult to roll into firm balls. If you do opt for natural peanut butter, you will likely need to significantly increase the amount of powdered sugar to achieve the necessary thick consistency for rolling and to prevent it from leaking during baking. For best results, a creamy, conventional peanut butter (like Jif or Skippy) is ideal.

How do I store leftover cookies to maintain their freshness?

To keep these delicious cookies fresh and flavorful, store them in an airtight container at room temperature for up to 3 days. This helps maintain their soft, fudgy texture. If you need to store them for a longer period, they can be kept in the refrigerator for up to a week. For maximum longevity, these cookies freeze exceptionally well. Place them in a freezer-safe, airtight container or bag for up to 3 months. Always allow them to thaw completely at room temperature before serving, or gently reheat them for a warm, gooey treat.

Can I prepare the cookie dough and filling ahead of time?

Absolutely! These Peanut Butter Stuffed Cookies are an excellent make-ahead dessert. You can prepare both the peanut butter filling balls and the chocolate cookie dough up to 24-36 hours in advance. For the peanut butter filling, roll the balls and freeze them until firm, then transfer to an airtight container or bag in the freezer. For the chocolate dough, simply cover the bowl tightly with plastic wrap and refrigerate. Keep both components refrigerated (or frozen for the filling) separately until you are ready to assemble and bake, making your baking day much smoother.

Why did my peanut butter filling leak out during baking?

There are a few common reasons why your peanut butter filling might have leaked. First, ensure the peanut butter balls were sufficiently frozen before being wrapped in dough. If they were too soft, they could melt prematurely. Second, make sure you completely seal the chocolate cookie dough around the peanut butter ball, pinching all seams securely so no peanut butter is exposed. Any small opening can allow the filling to seep out during baking. Lastly, avoid overfilling the cookies; stick to the recommended 2 teaspoons of peanut butter filling per cookie to ensure it’s fully encased.

More Tasty Cookie Recipes to Explore

If you’ve loved these stuffed cookies, you’ll definitely want to try some of these other fantastic cookie creations:

  • Chocolate Peanut Butter Cookies
  • White Chocolate Gingerbread Cookies
  • Crunchy Cornflake Cookies
  • Decadent Texas Sheet Cake Cookies
  • Copycat Cosmic Brownie Cookies
  • Homemade Chick Fil A Cookies
  • The Perfect Chocolate Chip Cookies
close up peanut butter stuffed cookie on a plate with chocolate drizzle

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Peanut Butter Stuffed Cookies

By Erin Sellin
These Peanut Butter Stuffed Cookies are incredibly soft, fudgy chocolate cookies with a rich, creamy peanut butter center. They’re like a delicious buckeye candy in a perfect cookie form, making them an absolute dream for any peanut butter and chocolate enthusiast. Simple to prepare and utterly irresistible!
Prep: 2 hours
Cook: 10 minutes
Servings: 36

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Ingredients 

Cookies

  • 1/2 cup butter, softened
  • 1 cup light brown sugar
  • 1/2 cup granulated sugar
  • 2 cups semi-sweet chocolate, melted
  • 3 large eggs
  • 2 teaspoons vanilla extract
  • 1 3/4 cup all-purpose flour
  • 1/3 cup unsweetened cocoa powder
  • 1 teaspoon baking powder
  • 1/2 teaspoon salt

Peanut Butter Filling

  • 3/4 cup creamy peanut butter
  • 1/4 cup butter, softened
  • 1 teaspoon vanilla extract
  • 2 1/2 cups Powdered sugar

Chocolate Ganache

  • 1/3 cup heavy cream
  • 1/3 cup semi-sweet chocolate chips

Instructions 

Make Cookies

  • In the bowl for an electric mixer, beat together the softened butter, granulated sugar, and light brown sugar until the mixture is light, creamy, and fluffy, which should take approximately 2 minutes. Then, carefully incorporate the large eggs one at a time, followed by the vanilla extract and the cooled melted semi-sweet chocolate. Continue mixing until all ingredients are thoroughly combined and smooth, making sure to scrape down the sides of the bowl as necessary to ensure even mixing.
    1/2 cup butter, 1 cup light brown sugar, 1/2 cup granulated sugar, 3 large eggs, 2 teaspoons vanilla extract, 2 cups semi-sweet chocolate
  • In a separate small bowl, whisk together the all-purpose flour, unsweetened cocoa powder, baking powder, and salt until they are uniformly combined. Gradually add this dry flour mixture to the chocolate mixture in the electric mixer, mixing on low speed until the ingredients are just combined and no streaks of flour remain. Be careful not to overmix the dough, as this can result in tougher cookies.
    1 3/4 cup all-purpose flour, 1/3 cup unsweetened cocoa powder, 1 teaspoon baking powder, 1/2 teaspoon salt
  • Once the dough is fully mixed, cover the bowl tightly with plastic wrap to prevent it from drying out. Refrigerate the dough for a minimum of 2 hours. This chilling period is crucial as it allows the dough to firm up, making it easier to handle and preventing excessive spreading during baking. You can chill the dough for up to 36 hours, which can also deepen its flavor.
    Chocolate cookie dough in a bowl, covered with plastic wrap

Make Peanut Butter Filling

  • In a separate mixing bowl, combine the creamy peanut butter and softened butter. Beat these together using an electric mixer until the mixture is light, smooth, and creamy. Next, add the vanilla extract and gradually incorporate the powdered sugar, mixing until a very thick but still workable consistency is achieved. This mixture forms the delightful center of your cookies.
    3/4 cup creamy peanut butter, 1/4 cup butter, 1 teaspoon vanilla extract, 2 1/2 cups Powdered sugar
  • Once the peanut butter filling is prepared, scoop out small portions, each about 2 teaspoons in size. Roll these portions between your palms to form smooth balls, then gently flatten each ball into a small disk shape. Arrange these peanut butter disks on a baking sheet lined with parchment paper. Place the entire baking sheet into the freezer and allow the disks to freeze until they are firm, which typically takes about 15-20 minutes. Keep them frozen until you are ready to assemble the cookies.
    peanut butter filling disks on a baking sheet

Bake Cookies

  • Preheat your oven to 350º F (175°C) to ensure it’s at the correct temperature when you’re ready to bake.
  • Take approximately 2 tablespoons of the chilled chocolate cookie dough and flatten it into a circle in the palm of your hand. Place one of the frozen peanut butter disks directly into the center of the flattened chocolate dough. Carefully fold the edges of the chocolate dough over the peanut butter disk, pinching and sealing them completely to ensure the peanut butter is fully enclosed within the cookie dough. Roll the assembled cookie gently between your hands to create a smooth ball. Place the sealed cookie dough ball onto a baking sheet lined with parchment paper, leaving enough space between each cookie for spreading.
    stuffing peanut butter into chocolate cookie dough by hand
  • Bake the cookies for 10-12 minutes. You’ll know they’re ready when the edges are set and appear slightly firm, but the centers still look soft and slightly gooey. This underbaked center is key to their fudgy texture. Remove the baking sheet from the oven and allow the cookies to cool on the sheet for 5 minutes before carefully transferring them to a wire rack to cool completely. This prevents them from breaking apart.

Chocolate Ganache

  • To prepare the optional chocolate ganache, heat the heavy cream in a microwave-safe bowl for approximately 40 seconds, or until it is hot but not boiling. Immediately add the semi-sweet chocolate chips to the hot cream and let them stand undisturbed for 2 minutes. After standing, stir the mixture gently but consistently until the chocolate chips are completely melted and the ganache is smooth, glossy, and uniform in consistency.
    1/3 cup semi-sweet chocolate chips, 1/3 cup heavy cream
  • Once the cookies have cooled slightly on the wire rack, generously drizzle the prepared chocolate ganache over them using a spoon or a piping bag with a small tip. You can create decorative patterns or simply cover the tops for an extra layer of chocolatey goodness.
    drizzling chocolate ganache over chocolate cookies on a cooling rack
  • Allow the cookies to cool completely and for the ganache to set up before stacking or storing them. This ensures the ganache hardens slightly and maintains its beautiful appearance. Then, they are ready to be enjoyed!

Nutrition Information (Estimated)

Calories: 237kcal | Carbohydrates: 30g | Protein: 3g | Fat: 12g | Saturated Fat: 6g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 4g | Trans Fat: 0.2g | Cholesterol: 29mg | Sodium: 96mg | Potassium: 143mg | Fiber: 2g | Sugar: 22g | Vitamin A: 179IU | Vitamin C: 0.01mg | Calcium: 27mg | Iron: 1mg

Nutrition information provided is an estimate and should only be used as an approximation. It is automatically calculated based on the ingredients listed.

Additional Recipe Information

Author: Erin Sellin
Prep Time: 2 hours
Cook Time: 10 minutes
Course: Dessert Recipes
Cuisine: American
Servings: 36
Calories: 237

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