Ocado Extra Mature Cheddar. Cheddar cheese made with pasteurised milk. Strength - 4 Made at an award-winning creamery, our Red Tractor-certified cheese has a strong, full-flavoured and tangy flavour. It's perfect for an array of dishes including sandwiches, toasties, pasta, mac 'n' cheese and pasties. Suitable for vegetarians. The lengthy maturation of this cheddar can result in white spots and crunchy calcium lactate crystals. These are hallmarks typically found in the best quality mature cheddars. Whether you're looking for hard, soft, sliced or grated, we've got plenty of choice in Ocado Own Range, simply search for 'Ocado cheese'.