Chocolate-Peanut Butter Bars - cooking recipe

Ingredients

2 sticks melted butter
1 box powdered sugar
1 c. peanut butter
1 1/2 c. graham cracker crumbs
12 oz. chocolate chips

Preparation

Mix in a bowl all ingredients, except chocolate chips, pat out in a 12 x 12-inch (or so) pan.
Melt chocolate chips and pour over crust.
Let set and cut into squares.