Peanut Butter Cups
["1/3 lb. graham cracker crumbs, finely crushed", "1 lb. powdered sugar", "1/2 lb. margarine", "1 c. peanut butter", "1 (12 oz.) pkg. chocolate chips"]
["Mix the finely crushed graham cracker crumbs with the powdered sugar.", "Add the peanut butter and melted margarine.", "Work with hands until smooth and soft.", "(If too crumbly, add a bit more margarine, but not much).", "Press into a buttered 9 x 13-inch pan. Melt chocolate chips in a double boiler.", "Pour over mixture in pan.", "Refrigerate until set, about 15 minutes.", "Cut into squares."]
["graham cracker crumbs", "powdered sugar", "margarine", "peanut butter", "chocolate chips"]