Reese'S Cups
["2 c. peanut butter", "2 1/2 c. powdered sugar", "1 tsp. vanilla", "1/2 c. margarine, melted", "1/2 c. brown sugar"]
["Mix all ingredients and press into a 9 x 13-inch pan.", "Melt over low heat 1/2 stick butter and add 6 ounces chocolate chips. Pour over top of peanut butter mixture.", "Cool and cut into squares."]
["peanut butter", "powdered sugar", "vanilla", "margarine", "brown sugar"]