2 cups sugar
1 cup butter
3 cups flour
3 egg yolks
3 tbsp baking powder
1 tsp vanilla
1 cup milk
5 egg whites, beaten stiff
1 cup chopped walnuts, optional

Mix well all ingredients excluding the beaten egg whites and walnuts. Fold in the egg whites and nuts. Pour into greased and floured 9 X 13 pan.

Bake at 350°F for 50-55 minutes or until cake tests done. Frost with your favorite icing.