1/4 c. butter
1 pkg. (10 oz. about 40 regular) marshmallows or 4 c. miniature marshmallows
6 c. Kellogg's Rice Krispies cereal

Melt butter in large saucepan over low heat. Add marshmallows and stir until completely melted. Remove heat. Add Kellogg's Rice Krispies cereal. Stir until well coated.

Using buttered spatula or waxed paper, press mixture evenly into buttered 13 x 9 x 2 inch pan. Cut into squares when cool.