1/4 c. butter
1 (10 oz.) pkg. or 4 c. sm. marshmallows
5 c. Rice Krispies

Melt butter in large saucepan over low heat. Add marshmallows and stir until completely melted. Cook over low heat 3 more minutes. Stir constantly. Remove from heat. Add Rice Krispies and stir until well coated. Use butter spatula to spread in 9x13x2 inch pan. Cool. Cut in 2-inch squares.