Blueberry Streusel Muffins

fortified wheat flour 51.8% , E375 2.0% , reduced iron 2.0% , thiamin mononitrate 2.0% , E101 2.0% , folic acid 2.0% , sugar 2.0% , blueberry 2.0% , soya oil 1.8% , egg 1.6% , water 1.5% , buttermilk 1.4% , skimmed milk 1.3% , buttermilk 1.2% , bacterial culture 1.1% , egg white 1.1% , Margarine 1.0% , soya oil 1.0% , palm oil 1.0% , modified palm oil 0.9% , water 0.9% , canola oil 0.9% , salt 0.9% , whey 0.9% , monoglycerides of fatty acids 0.8% , soya lecithin 0.8% , E330 0.8% , natural flavouring 0.8% , E160b 0.8% , E100 0.8% , retinyl palmitate 0.8% , Cholecalciferol 0.8% , Raising agent 0.8% , E500ii 0.8% , E541 0.7% , E341i 0.7% , dextrose 0.7% , whey 0.7% , E471 0.7% , artificial flavouring 0.7% , E481 0.7% , E466 0.7% , E415 0.7% , E330 0.7% , soya lecithin 0.7%