Yum Yum Bars - cooking recipe

Ingredients

1/2 c. butter
1 c. sugar
2 eggs
1 tsp. vanilla
1 1/2 c. flour
1 tsp. baking powder

Preparation

Mix together and spread in a 13 x 9 x 2-inch pan.
Beat 2 egg whites stiff; add 1 cup brown sugar.
Spread on top of cake and bake at 375\u00b0 for about 20 minutes.