Rostis façon montagnard

potato 52.8% , cooked ham 23.6% , melted cheese 11.8% , sunflower oil 5.9% , water 3.0% , potato starch 1.5% , milk proteins 0.7% , salt 0.4% , wheat flour 0.2% , dextrose 0.1% , modified corn starch 0.0% , natural flavouring 0.0% , Thickener 0.0% , E415 0.0% , extrait de muscade citrates de sodium 0.0% , E452 0.0% , Gelling agent 0.0% , flavouring 0.0%