For a limited-time only, participating Whataburger locations are welcoming back the Mushroom Swiss Burger to the menu.

The Mushroom Swiss Burger features a pair of fresh, all-beef patties, two layers of premium grilled mushrooms, two slices of cheese along with creamy Au Jus Sauce on a lightly toasted plain bun.

Nutritional Information – Mushroom Swiss Burger (372g)

Calories: 1080

Calories from Fat: 620

Fat: 62g

Carbs: 59g

Sugar: 11g

Sodium: 1780mg

Protein: 55g

Image – Whataburger