Peanut Butter Meltaway Cake

1/4 cup buttermilk
1/4 cup cocoa
2 eggs, (beaten)
1 cup water
1 cup butter

2 c. sugar
2 c. flour
1 t. baking soda
1 t. vanilla

1 c. peanut butter
1 T. oil

1/2 c. butter
1/4 c. cocoa
1 lb. powdered sugar (about 4 cups)
6 T. buttermilk
1 t. vanilla

Mix together 1/4 cup buttermilk, 1/4 cup cocoa, eggs, water and 1 cup butter. Add in sugar, flour, baking soda and vanilla. Beat until smooth. Grease and flour a
13 X 9 baking pan. Bake at 350 degrees for 25 minutes. Let cool. Mix together the peanut butter and salad oil. Spread over cooled cake. Refrigerate for 20 minutes. Heat 1/4 cup cocoa and 1/2 cup butter. Stir until it bubbles. Add powdered sugar, 6 Tbsp. Buttermilk and vanilla. Beat until smooth and spread over cake.

This one is from my friend (and neighbor) Kathy. It's THE bomb! If you don't want to be addicted, don't try it. I'm just sayin'. . .
This picture is not very realistic, but it's the best I have for now. Kathy always makes it in a 13 X 9 pan--not a round pan.