Low fat yogurt with hershey's milk chocolate pieces

skimmed yogurt 52.9% , sugar 5.6% , modified corn starch 5.6% , E428 5.6% , natural flavouring 2.5% , retinyl acetate 2.5% , Cholecalciferol 2.5% , hershey's milk chocolate 2.5% , milk 2.5% , cocoa butter 2.5% , chocolate 2.5% , lactose 2.5% , milkfat 2.5% , soya lecithin 2.5% , vanillin 2.5% , E476 1.4% , natural flavouring 1.4%