1/2 c. butter
1/2 c. white sugar
1/2 c. brown sugar
1 egg
1/3 c. peanut butter
1/2 tsp. vanilla
1 c. flour
1/2 tsp. baking soda
1/4 tsp. salt
1 c. oatmeal

Mix first 6 ingredients with electric mixer. Add dry ingredients and blend well. Bake in an 8 x 8 inch pan at 325 degrees for 20 minutes. Watch closely toward end of baking time. Don't over bake, bars will be moist and chewy. Double for 9 x 13 inch pan. Frost with chocolate frosting. Be sure to grease the pan.