1/2 cup butter or margarine, melted
1/2 cup unsweetened baking cocoa
4 large eggs
2 cups granulated sugar
1 cup all-purpose flour
1 teaspoon vanilla extract
1 cup peanuts, chopped
1/3 cup chunky peanut butter
2 tablespoons butter or margarine
1 1/2 cups powdered sugar
4 tablespoons milk
Preheat oven to 350*F.
In a large saucepan, melt 1/2 cup butter. Stir in unsweetened baking cocoa and cook over low heat. Remove from heat and add eggs; one at a time, beating after each egg. Stir in sugar, flour, vanilla, and chopped peanuts. Beating till combined.
Pour into a greased 13 x 9-inch baking pan.
Bake for 25 minutes. Cool completely before frosting.
Frosting: In a small saucepan, warm milk. Do not boil. Set aside.
In a small bowl, blend chunky peanut butter with 2 tablespoons butter; add powdered sugar and warm milk. Slowly beat frosting until it reaches spreading consistency.
Makes 24 bars.