Cream Cake
["4 eggs, separated", "2 c. sugar", "1 c. cold water", "1 tsp. vanilla", "2 c. flour", "2 tsp. baking powder"]
["Beat egg yolks; add sugar, water and then beaten stiff egg whites, then vanilla, flour and baking powder.", "Grease and flour 3 (9-inch) round cake pans and divide cake batter equally.", "Bake at 325\u00b0 for 20 to 25 minutes."]
["eggs", "sugar", "cold water", "vanilla", "flour", "baking powder"]