RICE KRISPIES(R) Chocolate Peanut Butter Balls

Ingredients

1 cup crunchy peanut butter
1/4 cup margarine or butter, softened
1 cup powdered sugar
2 cups Kellogg’s(R) Rice Krispies(R) cereal
1 1/2 cups semi-sweet chocolate morsels
2 tablespoons vegetable shortening
54 mini-muffin paper cups