Trying and rating shakeshack’s ENTIRE White Truffle Menu. What’s your favorite burger? 🤔🍔 White Truffle ‘Shroom Burger: Crisp-fried portobello mushroom filled with melted muenster and cheddar cheeses, topped with real white truffle sauce made with Regalis organic white truffle oil, and shredded lettuce on a toasted potato bun White Truffle Burger: Fontina cheeseburger topped with real white truffle sauce made with Regalis organic white truffle oil, and our crispy sweet onions on a toasted potato bun White Truffle Parmesan Fries: Crispy crinkle cuts topped with parmesan cheese and served with real white truffle sauce made with Regalis organic white truffle oil #shakeshack #burgers #foodreviews #shakeshackburger #whitetruffle