1/4 cup (1/2 stick) butter or margarine
1 pkg (10-1/2 oz) Campfire Miniature Marshmallows
1 pkg (12-1/2 to 13 oz) Cereal of your choice. (Crisped rice cereal, fruit flavored rice cereal, chocolate puffed rice cereal, chocolate rice cereal, sugar frosted corn flakes, corn flakes)
Line 13×9 inch pan with foil; lightly grease foil.
Microwave butter in 4-quart microwavable bowl on high 45 seconds or until melted. Add marshmallows, mix to coat. Microwave 1-1/2 minutes or until marshmallows are melted and smooth, stirring after 45 seconds. Add cereal; mix to coat well.
Press firmly into prepared pan. Cool, cut into squares. Store in airtight container.