Brownie Reese Cup Cookie Recipe: Fudgy Bites with Peanut Butter Swirls

This brownie Reese cup cookie recipe delivers the perfect blend of fudgy brownie texture and peanut butter swirls in every bite. 🔥 The secret lies in combining rich chocolate brownie batter with melted Reese's cups, creating pockets of creamy peanut butter that melt into gooey perfection.

I've perfected the ratio of ingredients to ensure each cookie has that signature crackly top and dense, moist center.

The recipe starts with a classic brownie base—packed with cocoa powder and chocolate chips—that gets elevated by the addition of crushed Reese's cups. These aren't your typical cookies; they're decadent, chocolatey bites with a peanut butter surprise at the heart.

The key is baking them just until the edges are set but the centers remain soft, so every bite delivers that perfect balance of textures.

What you'll end up with is a cookie that's rich, fudgy, and packed with layers of flavor—chocolatey brownie, creamy peanut butter, and crunchy Reese's bits all in one.

These cookies are perfect for holiday gatherings, potlucks, or satisfying that afternoon sweet tooth craving. The best part? They're easy to make and always disappear fast.

For an extra touch, I recommend pressing a few extra Reese's cups into the tops before baking to create a beautiful, marbled effect. These cookies are best served warm, straight from the oven, but they also reheat beautifully if you need to wait. Let's get baking!

Ingredients for brownie reese cup cookie

Rich chocolate brownie batter meets gooey peanut butter swirls—these cookies are pure decadence in every bite!

The Reese's cups are non-negotiable here—classic 1.69 oz cups work best, but mini cups save time and still pack flavor. Trader Joe's and Costco have the best bulk deals, but any grocery store will do. For the peanut butter, Jif or Skippy are solid choices—just make sure it's creamy, not crunchy. The cocoa powder? Hershey's Special Dark or Dutch-processed adds depth. Pro tip: Toast the chocolate chips in the oven for 5 minutes at 350°F to intensify their flavor—trust me, it makes a difference.

No Reese's cups? Crushed peanut butter cups from a block (like Hershey's) work in a pinch, but you'll lose that signature crunch. Swap the milk for evaporated milk or heavy cream if you're out—just add a pinch more sugar to balance. Running low on vanilla? Vanilla bean paste gives a richer flavor. The peanut butter can be subbed with sunflower seed butter for a nut-free version, though the texture will differ slightly. And if you're feeling fancy, add a dash of espresso powder to the dry ingredients—it deepens the chocolate flavor without adding bitterness.

These cookies are best made fresh, but they keep for 5 days in an airtight container at room temperature. For longer storage, freeze the dough balls for up to 3 months—bake straight from frozen, adding 1-2 extra minutes. The secret to reheating? Wrap in foil and warm at 300°F for 5 minutes. They'll taste just like they came out of the oven. Double the batch—these disappear faster than you can say 'holiday potluck.'

Step-by-step instructions for brownie Reese cup cookies

Here's how to make these decadent, fudgy cookies with peanut butter swirls that'll disappear faster than you can say "Reese's."

In a stand mixer fitted with the paddle attachment, beat the 1 cup unsalted butter with the 1.5 cups granulated sugar and 0.5 cup packed brown sugar on medium speed for 3-4 minutes. You're looking for a light, fluffy texture that nearly doubles in volume and becomes pale—this incorporates air that makes your cookies tender. I like to scrape down the sides every minute to ensure even mixing.

Here's the thing—don't rush this step. The butter needs to be fully creamed so it properly emulsifies with the sugars. If it looks grainy or doesn't lighten in color, keep mixing for another minute. This is where the magic happens for that perfect fudgy texture we're after.

Add the 2 whole large eggs, one at a time, mixing on low speed for 30 seconds after each addition until fully incorporated. Then stir in the 1 tbsp vanilla extract. The mixture should look slightly thickened but still smooth—like a thick pudding consistency. If it looks too thin, don't worry, the dry ingredients will fix that.

I always use room temperature eggs for this recipe. They blend more smoothly and help create that perfect cookie texture. If your eggs are straight from the fridge, let them sit in warm water for 5 minutes before adding. The vanilla extract should be pure, not imitation—trust me, you'll taste the difference in these rich cookies.

In a separate bowl, whisk together the 1.5 cups all-purpose flour, 0.5 cup unsweetened cocoa powder, 0.5 tsp baking powder, and 0.25 tsp salt. Gradually add this to the wet ingredients on low speed, mixing just until combined—you should still see some flour streaks. Overmixing develops gluten, which makes cookies tough instead of tender.

Remove the bowl from the mixer and fold in the 1.5 cups semisweet chocolate chips and 12 whole Reese's peanut butter cups (chopped if they're large) using a silicone spatula. Make sure they're evenly distributed throughout the dough. Here's a pro tip: I like to keep a few whole peanut butter cups to press into the tops of the cookies before baking—they'll melt into delicious little pools!

In a small bowl, mix together the 0.5 cup peanut butter and 0.25 cup milk until smooth and creamy. This will be our peanut butter swirl. Divide the dough in half, flatten each half into a disk, and wrap in plastic wrap. Place one disk between two sheets of parchment paper and roll it out to about ¼-inch thickness.

Spread about 2 tablespoons of the peanut butter mixture over the rolled-out dough, leaving a ½-inch border. Roll up the dough tightly like a jelly roll, then repeat with the second disk. Wrap both rolls in plastic wrap and refrigerate for at least 30 minutes (or up to 24 hours). This chilling step is crucial—it firms up the butter so the cookies hold their shape better when baking.

Preheat your oven to 350°F and line two baking sheets with parchment paper. Using a 2-tablespoon scoop, portion out the dough and place it 2 inches apart on the prepared sheets. Here's where it gets fun—press a whole Reese's peanut butter cup into the center of each cookie. They'll melt into delicious pockets of peanut butter goodness!

Bake for 10-12 minutes until the edges are golden brown but the centers still look slightly underdone. They'll continue cooking on the hot pan after you remove them from the oven. Let them cool on the baking sheet for 5 minutes before transferring to a wire rack. Real talk: they'll look soft when you take them out, but they'll firm up as they cool. Serve warm for the ultimate experience—these cookies are best enjoyed straight from the oven!

Wine and beer pairings for these flavors

Rich Chocolate Wines

For these decadent cookies, a Cabernet Sauvignon or Malbec pairs beautifully—their bold tannins and dark fruit notes complement the chocolate and peanut butter perfectly. I love a Napa Valley Cabernet like Caymus Vineyards or a Argentinian Malbec from Catena Zapata.

The wine's acidity cuts through the richness while its dark berry flavors mirror the chocolate's depth. Serve slightly chilled to enhance the contrast with the warm cookies. 🍷

Peanut Butter-Friendly Beers

A Belgian-style witbier like Hoegaarden or Stella Artois creates a refreshing balance with the peanut butter's creaminess. The citrus and coriander notes in these beers cleanse your palate between bites. For something stronger, try a honey brown ale—the caramel and toasty flavors harmonize with the cookie's fudgy texture.

I keep a Sierra Nevada Pale Ale on hand for its nutty undertones that echo the peanut butter. 🍺

Creamy Dessert Wines

If you prefer something sweeter, a Moscato d'Asti or Riesling adds a fruity contrast to the chocolate's intensity. The light effervescence of Moscato helps balance the richness, while a dry Riesling from Germany provides acidity to cut through the peanut butter.

I've found Dr. Loosen Blue Slate Riesling works wonderfully—its crisp finish refreshes your palate after each bite. 🍷

Coffee Pairings

For a non-alcoholic option, a strong espresso or dark roast coffee enhances the chocolate flavors. The bitterness in coffee brings out the cocoa's richness, while the warmth complements the cookies' fudgy texture.

I recommend a medium-dark roast from Peet's Coffee—its balanced flavor profile makes it the perfect match. Serve with a splash of milk to smooth out the intensity. ☕