Melt butter and marshmallows in large saucepan ... in raisins and Cheerios, stirring until evenly coated. Place in buttered 9 x 9 x 2 ... 145 calories per bar.
Lightly grease a 9 inch ... marshmallow fluff and butter in large microwave-safe bowl. Cook ... minute more. Combine Cheerios, peanuts, and chocolate chips ... Cut into 12 bars.