Peanut Butter Meltaway
["1 c. butter", "1/4 c. cocoa", "1 c. water", "2 eggs", "2 c. sugar", "2 c. flour", "1 tsp. soda", "1 tsp. vanilla", "1/2 c. peanut butter", "1 1/2 tsp. oil", "1/2 c. butter", "1/4 c. cocoa", "1 lb. powdered sugar", "1 tsp. vanilla"]
["Mix peanut butter and oil.", "Spread over cake and refrigerate for 20 minutes.", "Heat together butter and cocoa; add powdered sugar and vanilla.", "Spread over cake.", "Refrigerate."]
["butter", "cocoa", "water", "eggs", "sugar", "flour", "soda", "vanilla", "peanut butter", "oil", "butter", "cocoa", "powdered sugar", "vanilla"]