Ingredients
For the Chocolate Cake:
(makes one double layered 6-inch cake)
1/2 cup granulated sugar
2 tablespoons light brown sugar, tightly packed
1/2 cup sour cream
1/3 cup vegetable oil
1 large egg, at room temperature
1 teaspoon vanilla extract
1/4 teaspoon salt
3/4 cup all-purpose flour
1/3 cup cocoa powder
1/2 teaspoon baking soda
For the Mocha Buttercream Frosting:
(enough for one double layered 6-inch cake)
1.5 ounces unsweetened chocolate, finely chopped
1 tablespoon instant coffee or espresso powder
2 sticks (1 cup) unsalted butter, at room temperature
2 cups confectioner's sugar
1 cup mini chocolate chips
Preparation
