If you have left over hamburger patties. It’s quick and easy to stir a can of cream of mushroom soup with about half a can or more milk as well as fresh mushrooms or canned into a frying pan to make a gravy. Place the leftover patties in and heat through. Voila you have a great tasting mushroom steak meal. Just make some instant mash potatoes and add a salad. This has been a cheap & filling family favorite for years.