Copycat In-N-Out Flying Dutchman A Flying Dutchman is a simple low-carb burger made with two beef patties and two slices of American cheese, served without a bun. Cook the patties on a hot skillet until browned, season lightly, then stack them with the melted cheese between the patties. Optional variations Add grilled onions for sweetness or ask for Animal Style spread on the side. Keep the ingredients straightforward so the beef and cheese remain the focus. Nutrition note Using In-N-Out's published nutrition chart, one Flying Dutchman is about 360 calories and 28 grams of protein. Exact totals can vary with preparation and additions. For a concise ordering guide and nutrition details, visit flying dutchman burger Written as a practical home-cooking reference.