The Ultimate Reese’s Peanut Butter Bars: A Dream Dessert for Peanut Butter Lovers
If there’s one thing that unites dessert lovers worldwide, it’s the magical combination of peanut butter and chocolate. And if you, like me, have an undeniable, perhaps even obsessive, love for peanut butter, then get ready for a treat that will send your taste buds into a frenzy. These Reese’s Peanut Butter Bars are not just a dessert; they are an experience – a thick, chewy peanut butter brownie base, generously studded with peanut butter cups, then crowned with a rich chocolate frosting, a sprinkle of vibrant Reese’s Pieces, and finished with even more chopped peanut butter cups. It’s truly a peanut butter lover’s dream come true, packed with so much flavor that every bite is an explosion of nutty, chocolatey bliss.
Why These Reese’s Peanut Butter Bars Are a Must-Make
To say I have an obsession with peanut butter is probably an understatement. My blog is filled with countless peanut butter recipes, and I often joke that I single-handedly keep Reese’s in business. From peanut butter stuffed brownies to these incredible bars, the combination of peanut butter and chocolate holds a special place in my heart (and my stomach!). So, it should come as no surprise that I’m absolutely thrilled to share this recipe for Reese’s Peanut Butter Bars.
What makes these Reese’s Peanut Butter Bars truly stand out is the incredible three-dimensional peanut butter experience they offer. We’re not just talking about a hint of peanut butter here; we’re diving deep into the glorious world of this creamy, nutty delight. This recipe features a spectacular “trifecta” of peanut butter goodness that even surpasses my beloved Double Peanut Butter Bars! First, the base of the bar is a rich, dense peanut butter brownie, made incredibly moist and flavorful with melted peanut butter chips. These chips melt seamlessly into the batter, infusing every crumb with that unmistakable peanut butter essence. Then, embedded within this delightful brownie are chunks of mini Reese’s Peanut Butter Cups, adding pockets of gooey, chocolate-peanut butter perfection. And as if that weren’t enough, the grand finale comes with the toppings: a generous scattering of colorful Reese’s Pieces for that delightful crunch and extra burst of flavor, plus more chopped peanut butter cups, ensuring that every square is bursting with your favorite combination.
The Inspiration: A Sweet Tooth Sister
The inspiration for these magnificent bars comes from my dear friend, Jocelyn over at Inside BruCrew Life. If you haven’t had the pleasure of exploring her incredible blog, you are truly missing out. Jocelyn shares my serious sweet tooth, and her recipes are always a testament to her passion for delicious, often indulgent, desserts. Her creativity shines through in every post, from her famous Thin Mint Cheesecake Brownie Cake – a decadent treat that looks absolutely divine – to her charming Peanut Butter Pie Parfaits, which I’ve had the distinct pleasure of tasting and can confirm are utterly heavenly. Jocelyn is also a published author, with a fantastic cheesecake cookbook that further showcases her expertise. It’s always a joy to find new recipes on her site, and these Reese’s Peanut Butter Bars are just another example of her culinary genius that I’m thrilled to share with you.
Simple Steps for Irresistible Flavor
You might think such an indulgent dessert would require hours in the kitchen or a professional baker’s arsenal, but think again! One of the most wonderful aspects of these Reese’s Peanut Butter Bars is their surprising simplicity. Forget about dragging out heavy stand mixers or complicated techniques. All you need is a single bowl, a spatula, a whisk, and your trusty oven. The process begins with melting butter and peanut butter chips together – a step that fills your kitchen with an intoxicating aroma. This mixture then forms the foundation of our chewy brownie, combined with just a few other common pantry staples. It’s a truly straightforward recipe that yields incredibly impressive results, making it perfect for both seasoned bakers and those new to the kitchen.
When it comes to the topping, while these bars will still be incredibly tasty with a store-bought chocolate frosting (we all appreciate a good shortcut now and then!), I wholeheartedly recommend making the homemade chocolate frosting included in this recipe. It’s incredibly easy to whip up and takes these bars from great to absolutely extraordinary. The rich, velvety texture and deep chocolate flavor of homemade frosting perfectly complement the sweet and nutty peanut butter base, creating a harmonious balance that’s hard to beat. It’s a simple addition that truly elevates the entire dessert.
Tips for Baking the Perfect Peanut Butter Bars
- Quality Ingredients: Always opt for good quality butter and fresh peanut butter chips. The flavor of your core ingredients will shine through.
- Pan Prep is Key: Lining your 13×9 inch baking pan with parchment paper is highly recommended. It not only prevents sticking but also allows for easy lifting of the cooled bars, making cutting a breeze.
- Don’t Overbake: For that signature thick and chewy texture, be careful not to overbake the bars. They should be just set in the center, typically around 18-22 minutes. A slightly underbaked bar is much better than a dry, crumbly one.
- Cool Completely: Patience is essential for the frosting stage. Ensure the peanut butter bars are entirely cooled before spreading the chocolate frosting. This prevents the frosting from melting and ensures a smooth, even layer.
- Whipping Eggs & Vanilla: Whisking the eggs and vanilla until frothy adds air and lightness to the batter, contributing to the bar’s delightful texture.
- Slowly Incorporate Wet Ingredients: When adding the warm peanut butter mixture to the eggs, pour it slowly while whisking continuously. This tempering step prevents the eggs from scrambling.
Variations and Serving Suggestions
One of the joys of baking is the ability to customize recipes to your liking, and these Reese’s Peanut Butter Bars offer plenty of room for creative twists. Feel free to experiment with different forms of Reese’s candies – perhaps a mix of mini and standard-sized cups, or even some white chocolate Reese’s for a different flavor dimension. If you’re a fan of extra crunch, consider adding some chopped peanuts or pretzels to the brownie batter or sprinkled on top with the Reese’s Pieces. For those with dietary restrictions, a gluten-free all-purpose flour blend can often be substituted in the brownie base, allowing everyone to enjoy this delightful treat. You could also swirl a little extra melted peanut butter into the chocolate frosting for an even more intense peanut butter flavor.
These decadent bars are fantastic on their own, but pairing them with a tall, cold glass of milk is an absolute classic for a reason – the creamy milk perfectly cuts through the richness of the bars. They make an ideal dessert for any occasion, from casual family gatherings and potlucks to celebratory parties. Slice them into generous squares for a satisfying treat, or cut them into smaller bites for a dessert platter. They’re sure to be a crowd-pleaser and disappear quickly!
Storing Your Reese’s Peanut Butter Bars
If you happen to have any leftovers (a rare occurrence with these bars!), store them in an airtight container at room temperature for up to 3-4 days to maintain their chewiness and flavor. For longer storage, you can refrigerate them for up to a week. They can also be frozen for up to 3 months; simply wrap individual bars tightly in plastic wrap and then place them in a freezer-safe bag or container. Thaw at room temperature before serving for the best texture and taste.
So if you have someone in your life who loves peanut butter and chocolate, and if I had to guess I would say that is you, you absolutely need to make these Reese’s Peanut Butter Bars soon! They are incredibly satisfying, bursting with flavor, and surprisingly simple to prepare. Don’t wait; treat yourself and your loved ones to this ultimate peanut butter dream dessert soon!

Reese’s Peanut Butter Bars
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Ingredients
- 1/2 cup butter
- 2 cups peanut butter chips
- 1/2 cup light brown sugar
- 1/4 cup granulated sugar
- 1 teaspoon vanilla extract
- 3 whole large eggs
- 1 cup all-purpose flour
- 1/2 teaspoon salt
- 1 cup mini peanut butter cups, , halved
Frosting
- 4 Tablespoons butter
- 3 cups powdered sugar
- 4 Tablespoons milk, (adjust if necessary)
- 1 teaspoon vanilla extract
- 1/4 cup cocoa powder
Topping
- 1/3 cup mini reeses pieces
- 1/2 cup peanut butter cups, , chopped
Instructions
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Preheat oven to 350 degrees F (175 C). Line a 13×9 inch baking pan with parchment paper or grease well. Set aside.
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In a small saucepan, melt together butter and peanut butter chips over medium-low heat. Stir until smooth. Remove from heat and stir in brown sugar and granulated sugar until well combined.
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Meanwhile, in a large bowl, whisk eggs and vanilla extract until frothy.
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Slowly pour the warm peanut butter mixture into the egg mixture while whisking constantly (be careful not to scramble the eggs).
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Gradually mix in the all-purpose flour and salt until just combined. Gently fold in the halved mini peanut butter cups.
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Spread the batter evenly into the prepared pan.
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Bake for 18-22 minutes, or until the center is just set. Do not overbake for a chewy texture.
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Remove from the oven and let cool completely on a wire rack before frosting.
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To make the frosting: In a medium bowl, combine softened butter, powdered sugar, vanilla, cocoa powder, and milk. Beat with an electric mixer or whisk until you achieve a smooth, spreadable consistency. Adjust milk amount if necessary to reach desired thickness.
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Spread the chocolate frosting evenly over the completely cooled bars. Generously sprinkle with Reese’s Pieces and the remaining chopped peanut butter cups. Slice into squares and serve!
Notes
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
Additional Info
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