Mix sugar, honey and peanut butter in large microwavable bowl. Microwave on high 1-1/2 to 2 minutes or until bubbly at edge; stir until well blended. Stir in cereal and raisins.
Press firmly into 8-inch square pan sprayed with cooking spray. Cool. Cut into bars. Store in airtight container.
Tip: After completely cooled, wrap bars individually in plastic wrap. Leave in bowl on kitchen counter for a great grab-and-go snack.