Ingredients
- 3/4 cup cocoa powder
- 2 cups all-purpose flour
- 1 teaspoon baking powder
- 1 teaspoon baking soda
- 1/2 teaspoon salt
- 1 teaspoon ground cinnamon
- 1 teaspoon instant coffee powder
- 1 cup (2 sticks) butter, softened
- 2 cups sugar
- 4 large eggs
- 1 teaspoon vanilla extract
- 1 cup mashed potatoes (no milk or seasonings added), cooled
- 1 cup buttermilk
Instructions
- Preheat oven to 350°F, and grease and flour two 9-inch cake pans.
- Sift together the cocoa, flour, baking powder, baking soda, salt, cinnamon and instant coffee in a medium bowl. Set aside.
- In the large bowl of an electric mixer, cream the butter and sugar for 4 minutes. Add eggs, one at a time, beating well after each addition. Beat in the vanilla and mashed potatoes.
- Reduce speed to low, and add dry ingredients alternately with buttermilk, beginning and ending with the dry ingredients, just until blended. Do not overbeat.
- Pour batter into prepared pans and bake for 30 minutes or until a cake tester inserted in center comes out clean. Cool 10 minutes; remove from pans to wire racks.
- Allow to cool completely before frosting.
