Castello Danish Blue Cheese features blue mold veins and has a fine and nutty aroma with hints of marzipan and the soft bitter flavor of sourdough, making it a favorite for cooking and snacking. It is made using homogenized cow's milk, which contributes to its strong bite, while the cream in the milk provides the perfect balance for its sharp flavor. Danish Blue 50+ Traditional full flavored salty & sharp. Aged over 69 days. Strength: 6; intense. Since 1893. Must be refrigerated