1 1/4 c. flour
1 c. sugar
1 c. packed brown sugar
1 tsp. baking powder
1 tsp. salt
1 tsp. vanilla
1/2 c. soft butter
1/4 c. shortening
4 eggs
3 env. no melt chocolate

Combine and beat for one minute. Spread in greased and floured 15"x10"x1" jelly roll pan. Bake at 350 degrees for 25 to 30 minutes. Cool. Frost or sprinkle with powdered sugar.