1/4 c. butter
5 c. Rice Krispies
1 pkg. marshmallows, 40 lg.

Melt butter over low heat, add marshmallows. Stir until completely melted. Cook 3 minutes longer over low heat. Remove from heat, add Rice Krispies, stir until well coated. Press evenly in buttered 13"x9"x2" pan. Cut in squares when cool.