1 (18 oz.) jar peanut butter
1 stick butter
4 c. powdered sugar
12 oz. semi-sweet chocolate chips

Mix the first 3 ingredients. Roll into 1 inch balls and stick with toothpicks. Refrigerate for at least 1 hour. Melt chocolate chips in double boiler or in bowl in microwave at 50% medium heat. Dip peanut butter balls in melted chocolate and place on pan lined with wax paper. Chill.