These Fudgy Chocolate Frosted Brownies topped with a thick layer of Chocolate Buttercream Frosting are the ultimate brownies for chocolate lovers! Share these Chocolate Frosted Brownies on all occasions: birthdays, the holidays, and Valentine’s Day!

brownies with chocolate frosting on top

before you get started / kelley’s tips

  • Make sure the brownies are cool before frosting them! If you frost these on warm brownies the butter in the frosting will melt.
  • Store the brownies at room temperature for up to 3 days. For any longer place in the fridge or freeze.
up close shot of chocolate brownies with chocolate buttercream frosting on top

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    How to make Chocolate Frosted Brownies

    Brownies:

    1. Brown Butter: Add butter to a medium saucepan and cook over medium heat until light brown / caramel in color. 5-10 minutes.
    browning butter in saucepan
    1. Pour butter into a large bowl along with both sugars, cocoa powder, salt and baking powder. Stir until combined and allow to rest for 5 minutes or until the mixture has cooled down.
    brownie ingredients in large white bowl
    1. Stir in the eggs and vanilla and mix until batter has a nice sheen to it.
    2. Fold in the flour and stir until combined. (Do not over mix). Add in the chocolate chips and stir until combined.
    adding flour and chocolate chips to brownie batter
    1. Pour the batter into the prepared pan and bake for 20-25 minutes or until the top is set and a toothpick comes out clean.
    unbaked brownies in white casserole dish
    baked brownies in white casserole dish
    1. Allow the brownies to cool completely before frosting.
    frosted brownies with chocolate frosting
    1. Cut into 9 brownies. (If you are having trouble cutting the brownies place in the fridge for the icing to harden up. This will make them easier to cut.)
    chocolate buttercream frosting

    How to make brownie frosting:

    1. Beat the butter: Firstly, add butter to a stand mixer with the whisk attachment. Beat until fluffy.
    2. Add the rest of the ingredients: Next, add in the cocoa powder, confectioners sugar, milk, and vanilla extract. Beat until thick and creamy. If frosting is too thick add more milk. If it is too runny add more powdered sugar.
    3. Set aside: Set the chocolate buttercream frosting aside until ready to frost brownies.

    More Brownie recipes to try and love!

    Recipe

    Chocolate Frosted Brownies

    5 from 1 vote
    Thick and Fudgey Chocolate Frosted Brownies topped with a thick layer of Chocolate Buttercream Frosting.
    Author: Kelley Simmons
    Prep Time: 15 minutes
    Cook Time: 30 minutes
    Total Time: 45 minutes
    Serves 9 brownies
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      Ingredients 

      Chocolate Frosted Brownies

      Chocolate Buttercream Frosting

      • 8 tablespoons 1 stick unsalted butter, softened (use dairy free if on a plant-based diet)
      • 5 tablespoons unsweetened cocoa powder
      • 1 1/2 – 2 cups confectioners sugar
      • 1/4 Silk Soy Milk
      • 1/2 teaspoon vanilla extract

      Instructions

      Chocolate Frosted Brownies

      • Preheat oven to 350 degrees. Line a 9 x 9 or 8 x 8 pan with aluminum foil or parchment paper. Lightly spray with cooking spray or grease with butter. Set aside.Add butter to a medium saucepan and cook over medium heat until light brown / caramel in color. 5-10 minutes. Make sure to keep and eye on it so butter does not burn. It also helps to use a light colored saucepan for this.
      • Pour browned butter into a large bowl along with both sugars, cocoa powder, salt and baking powder. Stir until combined and allow to rest for 5 minutes or until the mixture has cooled down.
      • Stir in the eggs and vanilla and mix until batter has a nice sheen to it.
      • Fold in the flour and stir until combined. (Do not over mix). Add in the chocolate chunks or chips and stir until combined.
      • Pour the batter into the prepared pan and bake for 20-25 minutes or until the top is set and a toothpick comes out clean.
      • Allow the brownies to cool completely before frosting.
        Cut into 9 brownies. (If you are having trouble cutting the brownies place in the fridge for the icing to harden up. This will make them easier to cut.)

      Chocolate Buttercream Frosting

      • Add butter to a stand mixer with the whisk attachment. Beat until fluffy.
      • Add in cocoa powder, confectioners sugar, milk and vanilla extract. Beat until thick and creamy. If frosting is too thick add more milk. If it is too runny add more powdered sugar.

      Nutrition Information

      Calories: 581kcalCarbohydrates: 81gProtein: 4gFat: 28gSaturated Fat: 17gCholesterol: 78mgSodium: 87mgPotassium: 241mgFiber: 4gSugar: 68gVitamin A: 534IUCalcium: 37mgIron: 3mg

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