White Cake - cooking recipe

Ingredients

3 tsp. baking powder
1 1/2 c. cold water
4 egg whites, stiffly beaten
3 c. cake flour
2 c. sugar
1/2 c. butter

Preparation

Sift flour and baking powder together.
Cream butter and sugar; add flour and water alternately to sugar mixture; add vanilla; fold in egg whites.
Bake at 350\u00b0 for 30 minutes in three 8-inch pans.