ANGEL CAKE

Whip whites of eggs to firm, stiff froth; add cream of tartar; fold sugar in lightly; fold in flour which has been sifted four times with baking powder and salt; add vanilla. Pour into ungreased pan and bake 45 to 50 minutes in moderate oven. Remove from oven; invert pan and allow to stand until cold. Ice with either chocolate or white icing [page 17].