1/2 c. poppyseed
1 c. milk
3/4 c. butter
1 1/2 c. sugar
2 c. flour
1 1/2 tsp. baking powder
4 egg whites, beaten
1 tsp. vanilla

Soak poppyseed in milk for 15 minutes. Cream sugar and butter. Add dry ingredients. Add milk and poppyseed. Fold egg whites (beaten) to this mixture. Add vanilla. Pour into greased 9 x 13 inch pan. Bake at 350 degrees for about 30 minutes.