Dessert

Peanut Butter Brownie Cups Recipe

ByGabriel Langdon February 6, 2026February 6, 2026

Introduction

These Peanut Butter Chocolate Brownie Cups combine rich, fudgy brownies with creamy peanut butter swirls for a delightful twist on a classic dessert. Perfectly portioned in muffin tins, they are easy to make and satisfy any chocolate and peanut butter craving.

The image shows a close-up of two small desserts stacked on each other with a white marbled texture underneath. The bottom dessert is a dense, dark brown chocolate cupcake with a smooth layer of light brown peanut butter frosting spreading slightly over its edge, topped with a few glossy dark chocolate chips. The top dessert is a half piece resting on the bottom one, revealing a rich three-layer inside: the base is dark chocolate, followed by a swirled layer of peanut butter and chocolate mixed smoothly, and topped with thick chocolate chips embedded in the peanut butter layer. The peanut butter appears creamy and sticky, dripping slightly down the bottom cupcake. Photo taken with an iphone --ar 4:5 --v 7

Ingredients

1/2 cup unsalted butter, melted
1 cup granulated sugar
2 large eggs
1 teaspoon vanilla extract
1/3 cup unsweetened cocoa powder
1/2 cup all-purpose flour
1 teaspoon salt
1 teaspoon baking powder
1/2 cup creamy peanut butter
1/4 cup powdered sugar
1 cup chocolate chips

Instructions

Step 1: Preheat your oven to 350°F (175°C) and line a muffin tin with paper liners.
Step 2: In a mixing bowl, combine the melted butter and granulated sugar until smooth. Add the vanilla extract and eggs, whisking until fully incorporated.
Step 3: Sift together the cocoa powder, all-purpose flour, salt, and baking powder. Gently fold these dry ingredients into the wet mixture until just combined. Avoid overmixing to keep the batter light.
Step 4: Spread the batter evenly into the muffin cups, filling each about two-thirds full.
Step 5: In a separate bowl, mix the peanut butter with powdered sugar until smooth. Drop a small spoonful of the peanut butter mixture into the center of each brownie cup. Use a toothpick to gently swirl it through the batter.
Step 6: Sprinkle chocolate chips over each brownie cup for extra chocolatey goodness.
Step 7: Bake for 20 to 25 minutes, or until the edges are set and a toothpick inserted into the chocolate (avoiding the peanut butter swirl) comes out with moist crumbs.
Step 8: Let the brownie cups cool in the pan for about 10 minutes, then transfer them to a wire rack to cool completely.

Tips & Variations

For a twist, substitute almond butter for peanut butter.
Use gluten-free flour instead of all-purpose flour to make the recipe gluten-free.
Choose high-quality cocoa powder for a richer chocolate flavor.
Lightly warm the peanut butter mixture before swirling to make it easier to blend.
Add mini marshmallows or chopped nuts to the batter for extra texture.
Use a piping bag to swirl the peanut butter for a professional look.

Storage

Store the brownie cups in an airtight container at room temperature for up to 3 days. For longer storage, freeze them in a freezer-safe container for up to 2 months. Thaw at room temperature before serving. To reheat, microwave for 10-15 seconds for a fresh-baked feel.

How to Serve

The image shows two stacked chocolate peanut butter cupcakes on a white marbled surface. The bottom cupcake has a dark, rich chocolate base with a smooth layer of creamy, light brown peanut butter frosting on top, which slightly drips down the sides. The upper cupcake is cut in half and placed on top, revealing a thick dark chocolate cake base with a swirl of light brown peanut butter filling inside. Large glossy dark chocolate chips are scattered on the frosting and inside the swirl, adding texture and contrast to the smooth frosting and dense cake. photo taken with an iphone --ar 4:5 --v 7

Serve this delicious recipe with your favorite sides.

FAQs

Can I use natural peanut butter instead of creamy peanut butter?

Natural peanut butter can be used, but it may be less smooth and harder to swirl. You might want to warm it slightly and stir well with the powdered sugar before using.

How can I tell when the brownie cups are done?

The edges should be set, and a toothpick inserted into the chocolate portion (avoiding the peanut butter swirl) should come out with some moist crumbs but not wet batter.