Chocolate Dipped Krispies Peanut Butter Balls

INGREDIENTS

1/2 cup

butter or 1/2 cup margarine

2 cups

chunky peanut butter

1 tsp

vanilla (optional)

1 lb

powdered sugar

3 cups

rice, krispies

2 oz

paraffin wax or 2 ounces shortening

1 24 ounce package

chocolate chips (using 12 ounces for large balls or 24 ounces for small one)