The attention-hungry Upper East Side restaurateur claims that he purchased the biggest white truffle in the world — and that he’s already flipped it for a profit. Vladimir Potanin, the fourth richest man in Russia, bought the four-pound white truffle from Balan for a whopping $95,000. Balan might need the extra cash: He just signed a twenty-year lease for a London outpost of Nello, which will reportedly cost him $6 million. [Earlier, Page Six/NYP]