From: some internet page
Yield: 24 servings

3 tablespoons margarine
1 10 oz. package marshmallows, about 40 large or 4 cups miniature
6 cups Rice Krispies cereal
1/2 cup peanut butter
1 cup chocolate chips

Melt margarine in large saucepan over low heat. Add marshmallows and stir until completely melted. Remove from heat. Stir in peanut butter, mixing until smooth.

Add Rice Krispies cereal. Stir until well coated.

Using buttered spatula or waxed paper, press mixture evenly into a 13 x 9 x 2 inch baking pan coated with cooking spray.

Microwave chocolate chips on low until almost melted. Spread over cereal mixture.

Cut into squares when cooled.