M&S Four Cheese & Onion Extreme Ridge Cut Crisps 150gM&S Four Cheese & Onion Extreme Ridge Cut Crisps Extreme ridge four cheese and onion flavour potato crisps, made with 100% British potatoes. Gluten free. Ingredients Potatoes, Sunflower Oil, Dried Onions, Lactose (Milk), Dextrose, Dried Cheddar Cheese (Milk), Salt, Yeast Extract, Dried Mascarpone Cheese (Milk), Dried Red Leicester Cheese (Red Leicester Cheese (Milk), Natural Colour: B Carotenes), Dried Mozzarella Cheese (Milk), Acid: Citric Acid,