Line cookie sheet with waxed paper. In medium microwavable bowl, microwave chocolate chips and peanut butter chips uncovered on High 1 to 2 minutes, stirring once, until softened and chips can be stirred smooth.
Stir in remaining ingredients until well coated. Onto cookie sheet, drop mixture by 1/4 cupfuls. Refrigerate until firm, about 30 minutes. Store covered in refrigerator.