"We collaborated with Regalis Foods for this truffle-targeted menu due to their extraordinary status in the restaurant industry. To keep your truffles recent, retailer them in whole rooster eggs, cheese, animal fat, or anything else containing fat, through which all of these foods might be "truffle-ized" by the truffle aroma. Shake Shack White Truffle Burger just isn't worth the hype - New … Shake Shack® WHITE TRUFFLE BURGER Review ⚪