1 lb. ground beef
1/3 c. dry bread crumbs
1/2 tsp. salt
1/4 tsp. pepper
1 egg
1 lg. onion, sliced
1 (15 1/2 oz.) can condensed beef broth
1 can mushrooms

Mix top 5 ingredients and shape into 4 patties about 3/4" thick. Cook in skillet over medium heat, turning occasionally until brown, about 10 minutes. Drain grease. Add onion, soup, mushrooms and heat to boiling. Reduce heat. Cover and simmer until beef is done. Remove patties. Keep warm. Heat onion mixture to boiling. Mix 2 tablespoons cold water and 2 teaspoons cornstarch. Stir into onion mixture. Boil and stir 1 minute. Serve over patties. 360 calories each.