Go Back

Chocolate Buttercream Brownie Cupcakes

Ultra-fudgy brownie cupcakes topped with rich chocolate buttercream frosting, perfect for celebrations and chocolate lovers.
Print Recipe Pin Recipe
Prep Time 20 minutes
Cook Time 22 minutes
Total Time 42 minutes
Servings: 12 cupcakes
Course: Desserts
Cuisine: American
Calories: 430
Ingredients Equipment Method Notes

Ingredients
  

Brownie Cupcakes
  • 1 cup unsalted butter melted
  • 1.75 cups granulated sugar
  • 4 large eggs room temperature
  • 2 teaspoons vanilla extract
  • 0.75 cup unsweetened cocoa powder
  • 1 cup all-purpose flour
  • 0.5 teaspoon baking powder
  • 0.5 teaspoon salt
  • 0.5 cup semi-sweet chocolate chips
Chocolate Buttercream Frosting
  • 1 cup unsalted butter softened
  • 3.5 cups powdered sugar
  • 0.75 cup unsweetened cocoa powder
  • 2 teaspoons vanilla extract
  • 4 tablespoons whole milk as needed
  • 1 pinch salt

Equipment

  • muffin pan
  • electric mixer
  • Mixing bowls

Method
 

  1. Preheat oven to 350°F and line a muffin pan with cupcake liners.
  2. Mix melted butter and sugar, then add eggs and vanilla.
  3. Fold in dry ingredients and chocolate chips.
  4. Fill liners three-quarters full and bake 18-22 minutes.
  5. Cool completely before frosting.
  6. Beat frosting ingredients until smooth and fluffy.
  7. Pipe frosting onto cupcakes and decorate as desired.

Notes

For the fudgiest texture, avoid overbaking and use high-quality cocoa powder.