White Cake
["3/4 c. shortening", "1 c. milk", "4 egg whites", "3 c. flour", "1 1/4 c. sugar", "3 tsp. baking powder", "1 tsp. salt"]
["Cream together shortening and sugar.", "Add milk alternately with flour, baking powder and salt, sifted together.", "Add whites of eggs or fold in last, stirring gently.", "Use any flavoring to suit taste.", "Bake in layer-cake pans for 30 minutes at 325\u00b0."]
["shortening", "milk", "egg whites", "flour", "sugar", "baking powder", "salt"]