Sear 1 lb. hamburger in 2 tablespoons oil, add 1 cup chopped onion, 1 cup chopped celery, season to taste, 1 small can tomatoes. I cut up the tomatoes, cook until tender, add 2 tablespoons Worcestershire sauce, 2 tablespoons soy sauce and 1 can of bean sprouts; thicken with a little flour.