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Monster Layer Cake

A failed opera cake turned into a tower of chocolate.
Prep Time 10 minutes
Cook Time 1 hour
Total Time 1 hour 10 minutes
Servings 8

Ingredients

Cake

  • 4 egg whites
  • 2 tablespoons sugar
  • 1 1/3 cup all-purpose flour
  • 1 1/3 cup icing sugar
  • 1 1/3 tablespoons cocoa powder
  • 4 eggs
  • 1/3 cup flour
  • 2 tablespoons butter melted and cooled

Coffee Syrup

  • 1/3 cup water
  • 1 tablespoons sugar
  • 1 teaspoon coffee granules

Coffee Butter Cream

  • 1/2 cup sugar
  • 2 egg whites
  • 1 cup butter room temperature
  • 1-2 tablespoons warm water
  • 1 tablespoons coffee granules

Chocolate Ganache

  • 8 tablespoons dark chocolate
  • 1 tablespoons heavy cream
  • 1/4 cup heavy cream

Dark Chocolate Glaze

  • 6 tablespoons dark chocolate
  • 2 tablespoons heavy cream
  • 2 tablespoons butter
  • 1 tablespoons honey

Instructions

Cake

  • Line one sheet pan with parchment paper and set aside. Preheat oven to 425 degrees Fahrenheit.
  • Beat the egg whites in a bowl until they form soft peaks, then add sugar and beat until they are stiff and glossy.
  • Beat the icing sugar, cocoa and eggs in another bowl until light and voluminous. Add the flour and beat until just combined.
  • Fold the egg whites into flour mixture, then fold in the butter.
  • Pour the batter into the prepared pans and bake for about 9 minutes. Cool completely and set aside.

Coffee Syrup

  • Warm the water then stir in the sugar and coffee. Set aside until ready to use.

Coffee Butter Cream

  • Dissolve coffee in water and set aside.
  • Whisk sugar into egg whites over a simmering pan of water until hot to the touch, about 3-5 minutes.
  • Beat until cool, about 5 minutes, then beat in the butter in 1-2 tablespoon chunks.
  • Beat in the coffee and continue to beat until smooth and fluffy, about 5-10 minutes.

Chocolate Ganache

  • Melt chocolate and 1 tablespoon cream in the top of a double boiler. Set aside and cool completely.
  • Whip the 1/4 cup of cream until it is in stiff peaks, then fold it into the cooled chocolate ganache.
  • Refrigerate until ready to use.

Dark Chocolate Glaze

  • Melt all ingredients in the top of a double boiler.
  • Let cool slightly and use immediately.

Assembling the Cake

  • Cut the cake into equal pieces and set aside.
  • Place one sheet cake onto your work surface or cake plate and moisten with the coffee syrup.
  • Spread 1/2 of the buttercream over the cake, making sure to keep it an even layer (maybe not so even).
  • Place another cake on top of the buttercream and moisten with more syrup.
  • Spread the ganache over the cake.
  • Place a third cake on top and again moisten with syrup.
  • Spread remaining buttercream over the top of this cake.
  • Place the final layer of cake on top, and pour the glaze over the top of the cake.
  • Refrigerate for one hour before trimming the sides to get a smooth finish.