1 c. flour
3/4 tsp. baking powder
1/4 tsp. baking soda
1/2 tsp. salt
1 1/2 c. brown sugar, packed
1/2 c. butter
1/2 c. chunky peanut butter
1 tsp. vanilla
3 eggs
1/2 c. coconut (optional)

Grease 9 x 12 inch pan. Mix flour, baking powder, soda, and salt. Beat eggs in bowl until lemon color. Gradually add sugar; heat until thick. Add butter, peanut butter and vanilla; mix well. Fold in dry ingredients and coconut. Bake at 350 degrees for 25 minutes. Cool and cut frost if you like.