1-2-3-4 Cake
["1 c. butter", "2 c. sugar", "3 c. cake flour", "3 tsp. baking powder", "1 c. milk", "4 eggs", "1 tsp. vanilla or lemon flavoring"]
["Cream butter and sugar.", "Gradually add well beaten egg yolks. Measure flour and sift three times with baking powder.", "Add flour and milk gradually.", "Add flavoring and add stiffly beaten egg whites.", "Bake in layers at 350\u00b0."]
["butter", "sugar", "cake flour", "baking powder", "milk", "eggs", "vanilla"]