01 -
In a large mixing bowl, blend ground beef with breadcrumbs, egg, minced onion, salt, and pepper until just combined. Divide and form mixture into four even patties.
02 -
Melt butter in a large skillet over medium heat. Add sliced onion and garlic; cook, stirring frequently, until onion is golden and fragrant, about 5 minutes.
03 -
Stir cream of mushroom soup, water, and Worcestershire sauce into the skillet with the softened onions and garlic. Mix well to combine.
04 -
Arrange beef patties in the pan, nestling them into the gravy. Spoon sauce over each patty to ensure even coverage.
05 -
Bring the sauce to a gentle simmer. Reduce heat to low, cover the skillet, and cook for 20 minutes, or until patties are cooked through and infused with flavor.
06 -
Transfer hamburger steaks to serving plates and ladle plenty of mushroom onion gravy over each. Garnish as desired and serve hot over rice or mashed potatoes.