1 c. shortening
1/2 c. sugar
1/2 c. brown sugar
2 egg yolks
1 tbsp. water
1 tsp. vanilla
2 c. flour
1/4 tsp. salt
1 tsp. baking powder
1/4 tsp. baking soda

Blend together shortening, sugars, egg yolks, water and vanilla. Add sifted dry ingredients. Pat into 10 x 13 inch greased pan. Sprinkle with chocolate chips. Beat egg whites stiffly. Blend. Blend with brown sugar. Cover other ingredients. Bake at 350 degrees for 20 to 25 minutes. Cool; cut.