Try this homemade Open-Face Swiss Burger recipe the whole family will love. Made with patties, onion, green bell pepper and mushrooms. Easy step-by-step…
This Open-Face Swiss Burger relies on simple, everyday ingredients such as frozen hamburger patties, medium onion, thinly sliced, fresh mushrooms, sliced and sandwich bread, toasted. It comes together quickly and makes 4 servings, at about 332 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026