This recipe is courtesy of Picky Palate
Generously spray 11×8-inch baking dish with cooking spray.
Combine sugar and corn syrup in large pan. Heat over medium-high heat, stirring frequently until sugar is dissolved and the mixture just begins to boil around the edges. Remove from heat. Stir in peanut butter and teaspoon pumpkin pie spice; mixing until well combined. Add cereals and peanuts; mix well. Pour into prepared pan; pat into place.
Drizzle with white chocolate. Refrigerate for 30 minutes to set chocolate. Cut into bars.