1 cup butter
2 cups sugar
3 cups sifted cake flour
4 eggs, separated
1/4 tsp salt
3 tsp baking powder
1 cup milk
1 tsp vanilla

 Cream shortening and sugar until fluffy. Add egg yolks, one at a time, beating thoroughly after each one is added. Sift dry ingredients together 3 times and add alternately with milk and vanilla to creamed mixture, beating until smooth, after each addition. Fold in stiffly beaten egg whites. Pour into pans lined with waxed paper and bake in moderate oven, 350 degrees, for 25 minutes. Makes 3 (9") layers