Chocolate Mousse Cake Recipe: How to Make It

Ingredients

• 3/4 cup butter, softened
• 1-1/2 cups sugar
• 1 large egg
• 1 teaspoon vanilla extract
• 1 cup buttermilk
• 3/4 cup sour cream
• 2 cups all-purpose flour
• 2/3 cup baking cocoa
• 1 teaspoon baking soda
• 1/4 teaspoon salt
• FILLING:
• 8 ounces semisweet chocolate, chopped
• 2 cups heavy whipping cream
• GANACHE:
• 16 ounces semisweet chocolate, chopped
• 1/2 cup butter, cubed
• 1-1/2 cups heavy whipping cream