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–+ servings
sliced peppermint brownie on wire rack

Peppermint Brownies

Rich and fudgy peppermint brownies topped with a peppermint buttercream frosting and a silky chocolate ganache. This indulgent dessert is perfect to enjoy this Christmas!
Prep Time: 20 minutes
Cook Time: 50 minutes
Total Time: 1 hour 10 minutes
Servings: 24

Ingredients 

For the Brownies:

  • 18.3 ounce Fudge Brownie Mix (1 box)
  • 2/3 cup butter , melted
  • 1/4 cup milk
  • 2 large eggs
  • 1/2 teaspoon peppermint extract

Peppermint Frosting:

  • 1/2 cup butter , at room temp
  • 1 3/4 cups powdered sugar
  • 1 1/2 Tablespoons heavy cream
  • 1 teaspoon peppermint extract
  • Pinch salt

Ganache:

  • 6 ounces semi-sweet chocolate
  • 1/4 cup heavy cream
  • 1/3 cup crushed peppermint candy canes , for topping

Instructions

For the Brownies

  • Preheat oven to 325°F. In a mixing bowl combine brownie mix, melted butter, milk, eggs and peppermint extract and using a wooden spoon, stir until combined.
    brownie batter in bowl
  • Pour mixture into a buttered 9x9-inch glass baking dish and bake in preheated oven for 45-55 minutes, or until a toothpick comes clean. Allow to cool completely before frosting.
    brownie batter in baking dish

For the Frosting

  • In the bowl of an electric stand mixer fitted with the paddle attachment, whip butter on medium-high speed until very pale and fluffy about 5 minutes, occasionally scrapping down sides of the bowl.
    buttercream in bowl
  • Add in powdered sugar, heavy cream, peppermint extract and a pinch of salt. Mix on low speed until combined. Increase the mixer to medium-high speed and beat until light and fluffy. Then frost the brownies.
    spreading buttercream on top of brownies

For the Ganache

  • Place the heavy cream in a microwave-safe bowl and heat for 1-2 minutes, or until simmering. Add the chocolate and let it sit for 5 minutes. Alternatively you can cook the cream and chocolate on a double broiler. Whisk until smooth. Add a Tablespoon more of warm cream if needed to thin out.
    cream and chocolate in bowl
  • Pour ganache over frosted brownies and then top with crushed candy canes. Allow to cool before slicing. Then slice with a plastic knife.
    white baking dish full of peppermint brownies

Notes

Storage: Store leftovers in a sealed container for up to 3 days. Freeze for up to 3 months.

Nutrition

Calories: 236kcal | Carbohydrates: 27g | Protein: 1g | Fat: 13g | Saturated Fat: 7g | Cholesterol: 38mg | Sodium: 150mg | Potassium: 9mg | Sugar: 21g | Vitamin A: 315IU | Calcium: 13mg | Iron: 0.7mg
Author: Jamielyn Nye