Lemon Loaf Cake With Lemon Icing

sugar 38.3% , flour 18.4% , water 9.5% , soya bean 5.9% , palm oil 4.1% , egg 3.1% , contains 2% and less of 2.4% , lemon oil 1.9% , E170i 1.6% , dextrose 1.4% , E401 1.2% , E412 1.1% , E415 0.9% , E406 0.9% , E471 0.8% , propylene glycol mono- and diesters of fatty acids 0.7% , E481 0.7% , E330 0.6% , E297 0.6% , E450i 0.5% , E500ii 0.5% , E341i 0.5% , modified corn starch 0.5% , artificial flavouring 0.4% , soya lecithin 0.4% , E202 0.4% , salt 0.4% , soya flour 0.4% , soya lecithin 0.4% , E516 0.4% , corn starch 0.4% , corn flour 0.3% , E102 0.3% , whey 0.3%