Five Guys Double Grilled-Cheese Burger

Five Guys, known for its tasty burgers and fries, also has a secret menu in the USA. This hidden menu has special items that aren’t on their regular menu. For example, try the “Double Grilled Cheeseburger,” where two grilled cheese sandwiches are used as buns, or the “Patty Melt,” a burger with grilled onions and…