1Butter 9- or 8-inch square pan.
2In 3-quart saucepan, heat corn syrup and sugar just to boiling over medium heat, stirring constantly. Remove from heat.
3Stir in peanut butter. Gently stir in cereal and peanuts until evenly coated. Press firmly in pan. Let stand 1 hour. For squares, cut into 6 rows by 6 rows. Store loosely covered.