1 1/2 c. creamy peanut butter
1 1/2 tbsp. oil
1/3 c. butter
1/4 c. cocoa
5 tbsp. buttermilk
1 lb. box powdered sugar
1 tsp. vanilla

After cake has cooled, frost. Mix peanut butter and oil. Spread over cake. On stove, heat butter, cocoa, and buttermilk on low heat until it bubbles. Add powdered sugar to hot mixture. Add vanilla and mix well. Spread over peanut butter topping.