For the Chocolate Cake Base:
- 1 cup all-purpose flour
- 1/2 cup cocoa powder
- 1 teaspoon baking powder
- 1/2 teaspoon baking soda
- 1/4 teaspoon salt
- 1/2 cup unsalted butter, softened
- 1 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1/2 cup milk
- 1/2 cup hot water or coffee (enhances the chocolate flavor)
For the Chocolate Mousse Layer:
- 8 oz dark chocolate, chopped
- 1 1/2 cups heavy whipping cream
- 1 tablespoon powdered sugar
- 1 teaspoon vanilla extract
- 2 egg yolks (optional for richness)
- 1/4 cup milk (for melting chocolate)
For Garnishing (optional):
- Shaved chocolate
- Fresh berries
- Whipped cream