Diamond and Gold Lasagna served at the Portofino Mirage Hotel & Casino in Las Vegas is the world’s most expensive Lasagna at $100. The Diamond and Gold Lasagna consists of Kobe beef, Iberico ham, prosciutto di Parma, Parmigiano-Riggiano, buffalo mozzarella, porcini mushrooms and foie gras Alfredo sauce. The Lasagna is then sprinkled with white diamond truffles and garnished with 23ct gold leaf, which is available on our website.