Sauté sliced onions and mushrooms in buttered skillet. Mix hamburger meat and egg. Shape meat ... in skillet, melt cheese on patties. Remove patties from ... Great with mashed potatoes.
In a medium saucepan, melt ... thickened. Add Cheddar cheese, Worcestershire, salt and pepper. ... melts. Layer cheese, hamburger, bacon, onion and tomato ... sandwich. Makes 4 sandwiches.