 Cheeses that meet the PDO requirements carry a casein tab that is applied when the cheese is in the mould, and bear a distinctive label that is issued by the Manchego Cheese Denomination of Origin Regulating Council; this carries the legend , a serial number, and artwork depicting Don Quixote de La Mancha.A cheese that is similar to manchego and made in the same region, but from a blend of cow's, goat's, and ewe's milk, is sold as or cheese.has variety of different flavours depending on its age