Black Magic Cake

Ingredients 

• 1 ¾ cup flour 
• ¾ cup cocoa 
• 1 teaspoon baking powder 
• 2 large eggs 
• 1 cup coffee, strong black 
• 1 teaspoon vanilla 
• 2 cups sugar 
• 2 teaspoons baking soda 
• ½ cup vegetable oil 
• 1 teaspoon salt 
• 1 cup buttermilk 

•  ¼ cup butter or margarine 
• 1 large egg 
• 1 tablespoon vanilla 
• 1 cup walnuts, chopped 
• 3 oz. semi-sweet chocolate, 3 blocks 
• 2 cups confectioners sugar 
• 1 tablespoon lemon juice 

Method 

Sift together flour, sugar, cocoa, baking soda, baking powder, and salt in a mixing bowl. 
Add eggs, oil, coffee, buttermilk and vanilla. 
Beat with an electric mixer set at medium speed for 3 minutes. Pour batter into greased 13 x 9 x 2 inch baking pan. Bake in preheated 350°F oven for 40 minutes or until the cake tests done. Cool in pan on rack. 

FROSTING 

Combine butter and semisweet chocolate in a double boiler . Place over hot water, stirring until melted. Remove and cool well. Add egg and stir vigorously. Stir in confectioners’ sugar, vanilla and lemon juice. Beat until smooth. Stir in walnuts and frost cake with icing.