In some parts of Europe, truffle looking is a highly regulated business, and the gatherers should be licensed and have skilled truffle dogs. ’s run by a French and Japanese couple and they've a cafe subsequent door too. And even if you do get your palms on them, they have a really quick shelf life.After simply five days, the pungent truffle smell could have halved. Fresh, raw truffles have a really short shelf life and should be eaten inside two to a few days. The cheaper truffle oils have been created to imitate the smell and taste of truffles with out actually containing truffles.