Blue cheese mold would form. According to legend, Roquefort was discovered when a youth, eating a lunch of bread and ewes' milk cheese, abandoned his meal in a nearby cave after seeing a beautiful girl in the distance. When he returned months later, the mold ("Penicillium roqueforti") had transformed his cheese into Roquefort. Gorgonzola is one of the oldest known blue cheeses, having been created around 879 AD, though it is said that it did not actually contain blue veins until around the 11th century. Stilton is a relatively new addition becoming popular sometime in the early 1700s. Many varieties of blue
Danish cuisine in Denmark is mild, there are also stronger Danish cheeses available, some of which are very pungent. Danish Blue cheese can be quite strong, and Danish cheese manufacturers produce molded cheeses that span the range from the mildest and creamiest to the intense blue-veined cheese internationally associated with Denmark. Another strong cheese is "Gamle Ole" (lit: Old Ole - Ole is a man's name), a brand of pungent aged cheese that has matured for a longer period of time. It can be bitingly strong. It is often served in combination with sliced onion and aspic ("sky") on Danish "rugbrød" spread