Chocolate Juniors Yellow Layer Cakes with Chocolate Icing

sugar 51.6% , flour 24.2% , skimmed milk 12.1% , vegetable fat 6.0% , egg 3.0% , egg yolk 1.5% , corn syrup 0.8% , cocoa 0.4% , high fructose corn syrup 0.2% , CONTAINS 2% and LESS OF EACH OF THE FOLLOWING 0.1% , corn starch 0.0% , Raising agent 0.0% , modified corn starch 0.0% , mono- and DIGLYCERDIES 0.0% , butter 0.0% , soya lecithin 0.0% , salt 0.0% , natural and artificial flavouring 0.0% , E435 0.0% , E415 0.0% , E491 0.0% , distilled monoglycerides 0.0% , E516 0.0% , spice 0.0% , monoglycerides 0.0% , E406 0.0% , E490 0.0% , E270 0.0% , E281 0.0% , E200 0.0% , E210 0.0%