Peanut Butter Bars
["2 sticks butter", "1 1/2 c. graham cracker crumbs", "1 lb. box 10x sugar", "1 (18 oz.) jar peanut butter", "1 (12 oz.) bag chocolate chips"]
["Melt butter.", "Add other ingredients and mix well.", "Spread in 9 x 13-inch cake pan.", "Melt chocolate chips and spread evenly over peanut butter mixture.", "Let stand 1 hour or refrigerate for approximately 15 minutes until chocolate looks dull.", "Cut into 1-inch squares.", "Keep refrigerated."]
["butter", "graham cracker crumbs", "sugar", "peanut butter", "chocolate chips"]