Blue cheese of blue veins. The distinctive flavor and aroma of blue cheese arises from methyl ketones (including 2-pentanone, 2-heptanone, and 2-nonanone) which are a metabolic product of "Penicillium roqueforti". These compounds are not formed in other types of cheese fermented by bacterial acidification alone. In the European Union, many blue cheeses, such as Cabrales, Danablu, Gorgonzola, Roquefort and Blue Stilton, carry a protected designation of origin, meaning they can bear the name only if they have been made in a particular region. Similarly, individual countries have protections of their own such as France's Appellation d'Origine Contrôlée and Italy's Denominazione di Origine
Šar cheese cheese is sold in wooden buckets or plastic buckets in bigger quantities making the product specific. Price of sheep Šar cheese might be between 5 and 7 Euro per kilogram while for cow Šar cheese is around 4 Euros per kilogram. Usually regular consumers purchase higher quantities in wooden and plastic buckets from 5 to 20 kilograms The reason of the difference in price between sheep and cow Šar cheese is the higher quality which is achieved by a higher percentage of fat in sheep milk. This makes the Šar cheese produced by sheep milk the preferred flavor also because