Peanut Butter & Cocoa Cereal Bars

sugar 52.3% , Reese's Puffs cereal 23.9% , rice flour 11.9% , Reese's peanut butter flavoured chips 6.0% , peanut flour 3.0% , palm kernel oil 1.5% , E422 0.7% , canola oil 0.4% , reese's peanut butter 0.2% , peanut paste 0.1% , E170i 0.0% , salt 0.0% , E420 0.0% , cocoa 0.0% , milk 0.0% , corn starch 0.0% , peanut oil 0.0% , E428 0.0% , natural and artificial flavouring 0.0% , soya lecithin 0.0% , E150 0.0% , E321 0.0%