Kahlúa Chocolate Cake with Peanut Butter Mousse

This layer chocolate cake from our One Bowl Baking Special Issue is chocked full of the best ingredients, Kahlúa, chocolate, and peanut butter. Could you ask for more? Find this recipe and more one bowl bakes in our One Bowl Baking Special Issue, here

Kahlúa Chocolate Cake with Peanut Butter Mousse
 
Makes 1 (8-inch) cake
Ingredients
  • 1 cup (240 grams) whole milk, room temperature
  • 1 cup (224 grams) vegetable oil
  • 3 large eggs (150 grams), room temperature
  • 2½ cups (313 grams) all-purpose flour
  • 1½ cups (300 grams) granulated sugar
  • ½ cup (110 grams) firmly packed light brown sugar
  • 1 cup (85 grams) unsweetened dark cocoa powder
  • 1½ teaspoons (7.5 grams) baking soda
  • 1 teaspoon (5 grams) baking powder
  • ½ teaspoon (1.5 grams) kosher salt
  • 1 cup (240 grams) sour cream, room temperature
  • ½ teaspoon (2 grams) vanilla extract
  • 1 cup (240 grams) Kahlúa Coffee Liqueur
  • Peanut Butter Mousse (recipe follows)
  • Garnish: crushed peanuts, chopped chocolate morsels
Instructions
  1. Preheat oven to 350°F (180°C). Line 2 (8-inch) round cake pans with parchment paper; spray with cooking spray.
  2. In a large bowl, whisk together milk, oil, and eggs. Fold in flour, sugars, cocoa, baking soda, baking powder, and salt. Stir in sour cream and vanilla until combined. Divide batter between prepared pans.
  3. Bake until a wooden pick inserted in center comes out clean, 30 to 35 minutes. Let cool completely in pans. Turn out cakes onto a wire rack.
  4. Using a serrated knife, cut cakes in half horizontally. Place one cake layer on a cake plate. Pour one-fourth of coffee liqueur over cake. Spread one-fourth of Peanut Butter Mousse onto cake layer. Top with a second cake layer, and repeat procedure. Repeat with remaining cake layers, remaining coffee liqueur, and remaining Peanut Butter Mousse. Garnish with peanuts and chocolate morsels, if desired.

Peanut Butter Mousse
 
Makes about 6 cups
Ingredients
  • 1 cup (227 grams) unsalted butter, softened
  • 1 cup (225 grams) cream cheese, softened
  • 1 (16-ounce) jar (454 grams) creamy peanut butter
  • 2 tablespoons (30 grams) whole milk, room temperature
  • 1 tablespoon (13 grams) vanilla extract
  • 1½ cups (180 grams) confectioners’ sugar
Instructions
  1. In the bowl of a stand mixer fitted with the paddle attachment, beat butter and cream cheese at medium speed until smooth. Add peanut butter, milk, and vanilla, beating until combined. Gradually add confectioners’ sugar, beating until smooth.

 

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