1/4 c. butter
1 pkg. (10 oz.) bag marshmallows
6 c. of Rice Krispies

Microwave butter and marshmallows on full power in large glass mixing bowl for 2 minutes. Stir to combine. Microwave in full power 1 1/2 to 2 minutes longer. Stir until smooth. Add cereal; stir until well coated. Press into pan using a buttered spatula. Cut when cooled.