3 c. peanut butter (store brand works best)
1 lb. confectioners' sugar
1 1/4 c. non-fat dry milk
1 1/2 sticks butter
1 bag (16 oz.) semi-sweet chocolate chips

Melt butter. Mix together confectioners' sugar and dry milk. Add peanut butter, then butter. Chill on wax paper, then roll into balls. Chill again. Melt chips in double boiler. Roll balls in chocolate, chill.