Spice Cake with Coffee Frosting

2 Tbsp. instant coffee
2 1/4 cups sifted cake flour
1 Tbsp. baking powder
1 tsp. salt
1 1/2 cups sugar
1/2 tsp. cinnamon
1/4 tsp. cloves
1/8 tsp. allspice
1/2 cup shortening
3/4 cup milk
1 tsp. vanilla
1 egg
2 egg yolks
1/4 cup milk

Sift dry ingredients together. Add the shortening, 3/4 cup milk and vanilla and stir thoroughly, then beat 300 strokes. Add the egg, egg yolks, and 1/4 cup milk and beat for 150 strokes. Turn into a 15 x 10 1/2 x 2 1/4 inch baking pan lined with waxed paper or into two 9-inch layer cake pans. Bake at 375 degrees for 30 minutes. Cool and frost.

Coffee Frosting:

2 egg whites
1/8 tsp. salt
1/3 cup water
1 cup sugar
1 Tbsp. instant coffee
1 Tbsp. white corn syrup
1 tsp. vanilla

Combine all ingredients in top of double boiler except vanilla and beat together. Place over boiling water and beat constantly with rotary beater until frosting thickens and holds it shape, about 7 minutes. Remove from heat and add 1 tsp. vanilla. Cool slightly. Frost cake.