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Chocolate Mousse Layer Cake

Chocolate Mousse Layer Cake

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Indulge in the ultimate dessert experience with our Chocolate Mousse Layer Cake! This impressive creation features rich layers of moist chocolate cake paired with decadent dark and white chocolate mousses, all topped off with a glossy milk chocolate ganache. Whether it’s for a special occasion or a cozy family gathering, this cake is sure to delight both kids and adults alike. With simple ingredients and straightforward instructions, you’ll find that this show-stopping treat is surprisingly easy to make at home. Each slice offers a luxurious escape into layers of chocolate heaven!

Ingredients

Scale
  • 2 cups all-purpose flour
  • 2 cups granulated sugar
  • ½ cup Dutch-processed cocoa powder
  • 1½ teaspoons baking powder
  • 1½ teaspoons baking soda
  • ½ teaspoon salt
  • ½ cup whole milk
  • 2 large eggs
  • ½ cup sour cream
  • ½ cup vegetable oil
  • 1 teaspoon vanilla extract
  • 1 teaspoon espresso powder
  • 1 cup hot water
  • 4 large egg yolks
  • 2 tablespoons granulated sugar
  • 2 tablespoons cornstarch
  • 1 teaspoon vanilla extract
  • 2 cups heavy cream, divided
  • 3.5 oz dark chocolate, chopped
  • 4.5 oz white chocolate, chopped
  • 5 oz milk chocolate, chopped
  • ⅓ cup heavy cream

Instructions

  1. Preheat the oven to 350°F (180°C) and prepare two 8-inch round cake pans.
  2. Sift together flour, sugar, cocoa powder, baking powder, baking soda, and salt in one bowl. In another bowl, whisk eggs, milk, sour cream, oil, and vanilla until smooth.
  3. Combine wet and dry ingredients, then dissolve espresso powder in hot water and mix it in.
  4. Pour batter into pans and bake for about 35 minutes or until a toothpick comes out clean. Cool completely.
  5. For the mousse, heat 1 cup of heavy cream with vanilla until steaming. Whisk egg yolks with sugar and cornstarch; temper with hot cream.
  6. Divide custard into two bowls; add chopped dark chocolate to one and white chocolate to the other. Fold in whipped cream.
  7. Assemble by layering mousse between cooled cakes; chill for at least 4 hours.
  8. Make ganache by heating cream until steaming; pour over chopped milk chocolate until smooth.

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