Ocado Grated Parmigiano Reggiano. Parmigiano Reggiano PDO cheese grated made with unpasteurised milk. Strength - 4 Tangy with a fresh, fruity taste, this cheese is matured for a minimum of 12 months to develop its characteristically full flavour. It's delicious sprinkled over salads, pasta sauces, eggs and potatoes. This famous Italian cheese is made in the DOP region of Northern Italy using Italian milk from the same region and, the same centuries old traditional method. 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'.