1/2 c. butter
5 c. miniature or 40 lg. marshmallows
5 c. crispy rice cereal

Place butter in 12 x 7 inch glass baking dish. Microwave 1-1 1/2 minutes on medium high or until melted. Stir in marshmallows. Microwave 1 minute on medium high. Stir and continue cooking for about 1 1/2 to 2 minutes on medium high or until marshmallows are softened. Stir until smooth. Mix in cereal. Press into baking dish. Cool until set. Cut into squares. 24-30 Krispie Squares.