Trail Mix Bars

2 Tbsp. butter or margarine
1/2 cup peanut butter
4 cups mini marshmallows
6 cups Honey Toasted Crunch Cereal, crushed
3/4 cup raisins, optional

*Place butter and peanut butter in large microwaveable bowl. Microwave for 1 minute; stir. Add marshmallows; toss to coat. Microwave an additional 1-1/2 minutes or until marshmallows are puffed; stir until well blended. Add cereal and mix well. Press cereal mixture firmly into a 9 x 13 pan. Let stand for 1 hour or until firm. Cut into bars.