Puppy Chow
["1 c. margarine", "1 c. chunky peanut butter", "1 c. chocolate chips", "6 c. Rice Chex", "2 to 3 c. powdered sugar"]
["Melt together margarine, chunky peanut butter and chocolate chips in a double boiler.", "Pour melted mixture over Rice Chex."]
["margarine", "chunky peanut butter", "chocolate chips", "Rice", "powdered sugar"]