In some parts of Europe, truffle looking is a extremely regulated trade, and the gatherers need to be licensed and have skilled truffle dogs. ’s run by a French and Japanese couple and they have a cafe subsequent door too. And even if you do get your fingers on them, they have a really brief shelf life.After simply five days, the pungent truffle scent can have halved. Fresh, uncooked truffles have a very short shelf life and have to be eaten within two to three days. The cheaper truffle oils have been created to mimic the odor and taste of truffles with out actually containing truffles. Many cheaper truffle products use 2,4-dithiapentane, a synthesized compound containing considered one of the main aromatic compounds in foot odor assured to present it that that "earthy" style.