Baked Salt and Vinegar Crisps

potato flakes 57.1% , starch 21.5% , rapeseed oil 10.7% , salt 0.1% , Malt Vinegar Seasoning 0.1% , sugar 0.1% , Emulsifier 0.1% , sunflower oil 0.1% , Colour 0.1% , salt 0.1% , Malt Vinegar Seasoning 0.1% , Acid 0.1% , salt 0.1% , lactose 0.1% , E508 0.1% , Colour 9.6%