Desserts
This cookie dough Reese's peanut butter cup brownie recipe combines the best of three beloved desserts into one decadent, layered treat—fudgy brownies with pockets of melty peanut butter and cookie dough swirls.
The secret lies in folding in softened cookie dough and melted Reese's cups into the brownie batter, creating pockets of gooey goodness that bake into irresistible pockets of flavor.
I developed this recipe after years of experimenting with brownie variations, and it’s now my go-to for parties or satisfying a sweet craving.
The technique is straightforward but precise: melt Reese's cups into the brownie batter while it’s still warm, then fold in chunks of cookie dough for texture and flavor.
Baking at 350°F for 25-30 minutes ensures the brownies stay fudgy while the peanut butter and cookie dough pockets remain soft and melty. No fancy equipment is needed—just a mixing bowl, a spatula, and patience for the layers to set.
What you’ll end up with is a rich, chocolatey brownie with pockets of creamy peanut butter and cookie dough that ooze with every bite. The contrast between the dense brownie base and the lighter, gooey pockets creates a texture that’s impossible to resist.
These brownies are perfect for cutting into squares or serving warm with a scoop of vanilla ice cream.
This recipe delivers restaurant-quality results at home with minimal effort—ideal for dessert lovers who crave a mix of textures and flavors. The combination of Reese's cups and cookie dough elevates classic brownies into something extraordinary, making it a crowd-pleaser for any occasion. Let’s get baking!
Ingredients for cookie dough reese's peanut butter cup brownie
Fudgy brownies meet melty Reese's and cookie dough swirls—this decadent dessert combines three crowd favorites.
| Ingredient | Amount | Notes |
|---|---|---|
| Unsalted Butter 🧈 | 1 cup | Cold, cubed for brownie texture |
| Granulated Sugar 🍚 | 1 ½ cups | Light brown sugar for moisture |
| Packed Brown Sugar 🍚 | ½ cup | Enhances fudgy texture |
| Large Eggs 🥚 | 2 whole | Room temperature for smooth batter |
| Vanilla Extract 🌿 | 2 tsp | Pure, high-quality extract |
| All-Purpose Flour 🌾 | 1 ½ cups | Sifted for light texture |
| Cocoa Powder 🍫 | ½ cup | Dutch-processed for smoothness |
| Baking Powder 🧂 | ½ tsp | Ensures proper rise |
| Salt 🧂 | ½ tsp | Fine sea salt preferred |
| Reese's Peanut Butter Cups 🥜 | 12 whole | Mini size for even distribution |
| Store-Bought Cookie Dough 🍪 | 1 ½ cups | Softened, not refrigerated |
| Semisweet Chocolate Chips 🍫 | 1 cup | For extra richness |
| Peanut Butter 🥜 | ¼ cup | Creamy, for extra peanut flavor |
The Reese's peanut butter cups are the star here. Mini size distributes flavor evenly, but if you only have full-size, chop them into small pieces. For the cookie dough, store-bought is fine—just make sure it's softened (microwave 15 seconds if needed). The butter should be cold and cubed to create that perfect fudgy texture. Land O'Lakes or Plugrá work best for this. If you're feeling fancy, use a mix of dark and milk chocolate chips for the extra richness—they melt beautifully into the batter.
No Reese's cups? Substitute with melted peanut butter cups (like Hershey's) plus a splash of milk to thin. Cookie dough missing? Mix 1/2 cup softened butter, 1/2 cup sugar, and 1 cup flour quickly—it won't be identical, but it'll work. The peanut butter in the batter can be swapped for powdered peanut butter if you're avoiding extra fat. For the cocoa powder, Dutch-processed is ideal, but regular works in a pinch. Just don't skip it—the chocolate flavor is non-negotiable. If you're baking at high altitude, reduce the sugar slightly to prevent over-browning.
These brownies are best served warm, straight from the oven, but they reheat beautifully. Store in an airtight container at room temperature for 3-4 days or freeze for up to 3 months. For parties, bake an extra batch—they disappear fast. If cutting into squares, let them cool completely first. The peanut butter pockets stay gooey for 2-3 days if stored properly, so plan ahead if you're serving to a crowd.
Why You'll Love This Recipe
- No Mixing Madness: I swear by this—just cream the butter, sugars, and eggs until it’s almost fluffy, fold in the cookie dough chunks and peanut butter cups, then bake. No sifting, no overmixing, no stress. The dough stays thick and gooey, so the brownie holds its shape but still oozes when cut. (Yes, even my kids can help.)
- Triple-Threat Flavor: That first bite hits with warm, fudgy brownie, then the creamy Reese’s melts into the cookie dough pockets, and the peanut butter swirls through like a dream. Honestly, I’ve tried store-bought versions, but this tastes like someone actually layered the flavors—not just dumped them in. The vanilla extract ties it all together so smoothly.
- Party in a Pan: Bring this to a potluck, holiday gathering, or even a last-minute dessert date night. It’s rich enough to feel special but simple enough that no one will ask how long it took. I’ve served it warm with ice cream, cut into squares for office treats, and even made mini versions for kids’ birthday parties. It never disappoints.
Step-by-step instructions for cookie dough Reese's peanut butter cup brownies
Here's how to create decadent brownies with gooey cookie dough swirls and pockets of melted peanut butter cups.
Preheat and Prepare the Pan
Preheat your oven to 350°F. Line a 9x13-inch baking pan with parchment paper, leaving an overhang on the sides for easy removal. Lightly grease the parchment with melted butter using a pastry brush—this prevents sticking and ensures clean edges when you remove the brownies later.
I like to use parchment paper instead of greasing the pan directly because it creates a nonstick barrier that protects the delicate brownie layers. If you prefer, you can also use a silicone baking mat, but parchment gives the best release for this rich recipe.
Mix the Brownie Batter
In a large mixing bowl, cream together the 1 cup unsalted butter and 1.5 cups granulated sugar using an electric mixer on medium speed for 3-4 minutes until light and fluffy. The mixture should nearly double in volume and become pale in color. This step incorporates air, which creates a tender, cake-like texture in the brownies.
Add the 0.5 cup packed brown sugar, 2 whole large eggs, and 2 teaspoons vanilla extract, mixing on medium speed for 1-2 minutes until fully combined. Scrape down the sides of the bowl with a rubber spatula to ensure all ingredients are evenly incorporated. The batter should be smooth and well-blended at this point.
Incorporate Dry Ingredients and Fold in Add-Ins
In a separate bowl, whisk together the 1.5 cups all-purpose flour, 0.5 cup cocoa powder, 0.5 teaspoon baking powder, and 0.5 teaspoon salt. Gradually add the dry ingredients to the wet mixture, mixing on low speed until just combined. Avoid overmixing—you should still see a few flour streaks in the batter.
Fold in the 1 cup semisweet chocolate chips, 0.25 cup peanut butter, and 1.5 cups store-bought cookie dough using a silicone spatula. Be gentle to avoid deflating the batter. The cookie dough will create pockets of gooey texture, while the peanut butter adds rich depth of flavor. Set the batter aside while you prepare the peanut butter cup layer.
Create the Peanut Butter Cup Layer
Arrange the 12 whole Reese's peanut butter cups in a single layer at the bottom of the prepared pan, spacing them evenly. Press each cup gently into the pan so they sit flat and create a stable base for the brownie batter. This layer will melt into pockets of molten peanut butter as the brownies bake.
Pour half of the brownie batter over the peanut butter cups, spreading it evenly with a spatula. Gently press down to ensure the batter makes contact with the cups. Then, add the remaining brownie batter on top, spreading it smoothly to create an even layer. The final batter should cover the peanut butter cups completely.
Bake and Cool
Bake the brownies for 25-30 minutes, or until a toothpick inserted into the center comes out with a few moist crumbs but no wet batter. The edges should be set, but the center should still look slightly underdone—this ensures the brownies stay fudgy.
Remove the pan from the oven and let the brownies cool in the pan for 15 minutes. Then, use the parchment overhang to lift the brownies out of the pan and place them on a wire rack to cool completely. Once fully cooled, cut into 12 squares for perfect individual servings. The peanut butter cups should be fully melted, creating pockets of gooey goodness in every bite.
Pro Tips For Making Cookie Dough Reese'S Peanut Butter Cup Brownie
- Melt Butter Slowly: Mix the butter, granulated sugar, and brown sugar over low heat until it reaches 160°F—just until the sugar dissolves completely. I learned this the hard way: rushing it on high heat turns the butter greasy and makes the brownies dense instead of fudgy. (Yes, even if you're impatient like me.)
- Use Room-Temp Eggs: Let your eggs sit out for at least 30 minutes before mixing—no need to warm them further. Cold eggs create air pockets that disappear when baked, leaving you with a flat, cakey brownie instead of the rich, gooey texture you want. (Your future self will thank you.)
- Don’t Overmix the Batter: Once you fold in the peanut butter cups and cookie dough chunks, mix just until combined—about 10 strokes. Overworking it turns the batter tough and breaks down the Reese’s pieces, making them melt into the brownie instead of staying distinct. (Trust the process.)
- Bake in Two Rounds: If your pan is deep or your oven runs hot, divide the batter between two pans and bake them separately. A single overfilled pan leads to uneven cooking—the edges burn while the center stays doughy. (I skip this when I’m lazy, but the dish is noticeably better when I don’t.)
Regional styles of this cookie dough reese's peanut butter cup brownie
Southern Style
In the South, we love taking classic desserts and giving them a richer, more indulgent twist. For these brownies, I recommend adding ½ cup chopped pecans to the batter for a Southern touch—pecans toast beautifully during baking and add a delightful crunch.
Serve with a scoop of homemade vanilla ice cream or a drizzle of salted caramel sauce for that true Southern dessert experience. 🥜
Midwest Twist
The Midwest takes comfort food seriously, and these brownies fit right in. Swap out the Reese's cups for mini Snickers or Butterfinger bars (chopped into small pieces) to give them a nutty, caramelized flavor profile.
Top with a sprinkle of crushed pretzels before baking for a salty-sweet contrast that’s pure Midwest magic. These brownies are perfect for potlucks or holiday gatherings.
West Coast Fusion
On the West Coast, we love blending global flavors into classic desserts. For a fusion twist, fold in ½ cup crushed macadamia nuts and a pinch of sea salt into the batter.
Replace the cookie dough with homemade matcha-infused cookie dough (mix 1 cup flour, ½ cup sugar, ¼ cup matcha powder, ½ cup softened butter) for an earthy, vibrant flavor. Serve with a side of coconut whipped cream for a tropical-inspired finish. 🌿
New England Classic
New Englanders prefer their desserts hearty and nostalgic. For this regional take, add ½ cup chopped walnuts and a dash of cinnamon to the batter.
Replace the store-bought cookie dough with a quick homemade version: mix 1 cup flour, ½ cup brown sugar, ½ cup softened butter, 1 egg, and 1 tsp vanilla. Top the baked brownies with a dusting of powdered sugar for that classic New England bakery feel. 🍂
Texas-Style Spiced
In Texas, we love adding a kick of spice to everything—even desserts! Add ¼ tsp cayenne pepper and ½ tsp cinnamon to the brownie batter for a subtle warmth. Replace the Reese's cups with mini Twix bars (chopped) and fold in ½ cup crushed graham crackers for a Tex-Mex-inspired crunch.
Serve with a scoop of chocolate chip ice cream** for the ultimate Texas-sized treat. 🌶️
Nutrition facts
Frequently asked questions
Can I make these brownies without Reese's cups?
Melt 12 mini peanut butter cups (like Hershey's) with 1 tablespoon milk to thin, then fold into the batter. For extra peanut flavor, add ¼ cup extra peanut butter to the batter. These brownies will still be delicious with just the cookie dough pockets!
How do I keep the cookie dough pockets gooey?
Use softened (not melted) cookie dough and avoid overbaking. Remove the brownies when a toothpick comes out with moist crumbs (not wet batter). Let them cool in the pan for 15 minutes before transferring—the residual heat keeps the pockets soft. Store in an airtight container for 3-4 days for maximum gooeyness.
What's the best way to serve these brownies?
Serve warm with a scoop of vanilla ice cream or a drizzle of melted chocolate sauce to enhance the peanut butter flavor. For parties, cut into 12 perfect squares and arrange on a platter with crushed peanut butter cups on top. They're also amazing as breakfast with a cup of coffee!
Can I make these brownies gluten-free?
Yes! Replace the all-purpose flour with a 1:1 gluten-free baking flour blend (like Bob's Red Mill) and add ½ teaspoon xanthan gum. For the cookie dough, use a gluten-free cookie dough mix or make your own with almond flour. The texture will be slightly denser but still delicious.
Why did my brownies turn out cakey instead of fudgy?
Overmixing the batter or using too much flour creates cakey texture. Measure flour by spooning and leveling, not scooping. Also, ensure your butter is cold and cubed (not melted) and don't overbake—25-30 minutes at 350°F is perfect. For extra fudginess, add ¼ cup extra cocoa powder to the dry ingredients.