Brownies with Chocolate Buttercream Frosting Recipe

Homemade Fudgy Brownies with Chocolate Buttercream Frosting topped with mini M&Ms - DELICIOUS!
Course Dessert
Cuisine American
Prep Time 5 minutes
Cook Time 35 minutes
Total Time 40 minutes
Servings 12
Calories 945 kcal
Author Lil' Luna



  • 1 cup chocolate American Heritage chocolate drink mix
  • 3/4 cup butter softened
  • 1 12 cups flour
  • 2 1/2 cups sugar
  • 4 eggs
  • 1 tbsp vanilla
  • 1/2 bar American Heritage chocolate bar grated
  • 1 tsp salt


  • 6 tbsp unsalted butter softened
  • 1/4 cup unsweetened cocoa powder or 3/4 cup chocolate drink mix
  • 1/4 tsp salt
  • 1 1/4 cups powdered sugar
  • 1 tbsp milk
  • 1/2 tsp vanilla extract


  1. Combine chocoalte drink mix, flour, sugar and salt in a bowl and mix. Add softened butter, eggs and vanilla and beat on LOW until well combined. Fold in ½ cup chocolate bar (grated) and mix well (Batter will be lighter than regular brownie mix but will darken when baked).

  2. Spread into a greased 9x13. Bake at 350 for 30-35 minutes. Let cool completely.
  3. For frosting, mix butter, cocoa, vanilla and salt in a bowl until well combined. Slowly add powdered sugar and milk and beat until well combined. Spread over cooled brownies. Sprinkle with mini M&Ms.
Nutrition Facts
Brownies with Chocolate Buttercream Frosting Recipe
Amount Per Serving
Calories 945 Calories from Fat 207
% Daily Value*
Fat 23g35%
Saturated Fat 13g81%
Cholesterol 100mg33%
Sodium 293mg13%
Potassium 207mg6%
Carbohydrates 168g56%
Fiber 4g17%
Sugar 62g69%
Protein 16g32%
Vitamin A 610IU12%
Calcium 48mg5%
Iron 7.1mg39%
* Percent Daily Values are based on a 2000 calorie diet.