homemade Chocolate Hazelnut Brownie Cake

Nutella Brownie Cake

This decadent Nutella Brownie Cake is layers of rich chocolate brownies, creamy Nutella frosting, toasted hazelnuts, and a smooth chocolate ganache.
Servings 20
Calories 850kcal
Author Kat Jeter & Melinda Caldwell



  • 2 boxes Brownie mix + ingredients on back of package the mix should be the size for making in 9x13 inch pan

Nutella Frosting

  • 2 cup Unsalted butter softened to room temperature
  • 4 cups Confectioners' sugar
  • 1 cup Nutella

Chocolate Ganache

  • 2 cups Chocolate Morsels
  • 2 cups Dark chocolate finely chopped
  • 1 cup Heavy cream

Toppings (All Optional):

  • ½ cup Caramel syrup
  • 1 cup Hazelnuts chopped
  • 10 Pepperidge Farm Pirouette Crème Filled Wafers



  • Mix the brownie batter according to package instructions and pour into 3 greased and parchment lined 9-inch round pans.
  • Bake brownies following the instructions on the packaging for 8x8" brownie pan.
  • While the brownies bake and cool make the nutella frosting.

Nutella Frosting

  • Cream together the butter and confectioners’ sugar. Add Nutella and continue mixing until fully incorporated. 

Chocolate Ganache

  • Place the chopped chocolate in a bowl.
  • Heat the heavy cream in the microwave until it begins to boil, approximately 1 minute depending on the microwave.
  • Pour the hot cream over the chopped chocolate stirring until completely melted and smooth.


  • Once the brownies are completely cooled assemble the Nutella brownie cake starting with a layer of brownie, then spreading nutella frosting over it, brownie, nutella frosting, brownie.
  • Pour the ganache over the top of the Nutella Brownie Cake and use a spatula to spread it over the top and make it drip down the sides slightly.
  • Top with chopped hazelnuts, caramel, cookies.
  • Enjoy!


Serving: 1slice | Calories: 850kcal | Carbohydrates: 98g | Protein: 6g | Fat: 48g | Saturated Fat: 27g | Cholesterol: 68mg | Sodium: 198mg | Potassium: 246mg | Fiber: 3g | Sugar: 72g | Vitamin A: 795IU | Vitamin C: 0.6mg | Calcium: 73mg | Iron: 4.7mg