4 tablespoons butter
1 package miniature Kraft marshmallows (don't use generic)
6 cups Rice Krispies cereal (generic ok)
In microwave-safe bowl heat butter and marshmallows on HIGH for 3 minutes, stirring after 90 seconds. (Microwave cooking time may vary) Stir until smooth. Add rice krispies and stir until well coated. Using buttered spatula or wax paper evenly press mixture into 13 x 9 x 2-inch pan coated with cooking spray. Cool. Cut into 2-inch squares.