3 sticks butter, melted (save 6 tbsp. for icing)
2 c. brown sugar
2 egg yolks
2 tsp. vanilla
4 c. plain flour
1 tsp. baking soda

Mix all up and bake at 350 degrees on an ungreased pan for about 12 minutes. Do not over bake.

ICING:

3 c. powdered sugar
4 tbsp. cocoa
6 tbsp. butter
2 egg whites, unbeaten

Mix up and ice when cooled.