Combine ground beef with crumbs, ... Shape into 8 patties, 1/2-inch thick. Sauté until ... buttered and toasted hamburger buns, pouring sauce over each bun half.
Sauté sliced onions and mushrooms in buttered skillet. Mix hamburger meat and egg. Shape meat mixture into patties and fry in skillet. When ... jars of brown gravy. Heat until bubbly and ... Great with mashed potatoes.