Peanut Butter Chocolate Squares
["9 graham crackers (oblong size), finely crushed", "1 box confectioners sugar", "2 sticks butter, melted", "1 (12 oz.) jar peanut butter", "1 (12 oz.) pkg. semi-sweet chocolate chips"]
["Combine first 4 ingredients.", "Press into 9 x 13-inch pan. Melt chocolate in double boiler or microwave oven.", "Spread over peanut butter mixture.", "Cool in refrigerator about 30 minutes until edges harden.", "Chill again until completely hardened."]
["graham crackers", "confectioners sugar", "butter", "peanut butter", "semi-sweet chocolate chips"]