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Prep 20 mins
Cook 0 mins
Make and share this Powerbar recipe from Food.com.
- PLACE butter and peanut butter in large microwavable bowl. Microwave on MEDIUM (50%) 1 min.; stir.
- ADD marshmallows; toss to coat. Microwave an additional 1-1/2 minute or until marshmallows are puffed; stir until well blended. Add cereal; mix well.
- PRESS cereal mixture firmly into 9-in. square pan. Let stand 1 hour or until firm. Cut into 20 bars to serve.