In some components of Europe, truffle looking is a highly regulated industry, and the gatherers must be licensed and have educated truffle canines. ’s run by a French and Japanese couple and they've a cafe subsequent door too. And even if you do get your fingers on them, they've a really brief shelf life.After just 5 days, the pungent truffle scent will have halved. Fresh, uncooked truffles have a very short shelf life and have to be eaten within two to 3 days. The cheaper truffle oils have been created to imitate the smell and taste of truffles without actually containing truffles.