1 lb. ground beef
1/2 c. soft bread crumbs
1/4 tsp. salt
1/4 tsp. pepper
1 (8 oz.) can tomato sauce
1/4 c. onion, chopped
1/4 c. green pepper, chopped
2 tbsp. brown sugar
1 tsp. Worcestershire sauce
1 tsp. prepared mustard
1 sm. jar sliced mushrooms (fresh can be used)

Combine ground beef, bread crumbs, salt and pepper. Shape into 4 patties. Brown in skillet and pour off excess fat. Cook onion, green pepper and mushrooms in microwave until tender. Add tomato sauce, brown sugar, Worcestershire sauce and mustard to vegetables. Mix well and pour over beef patties. Simmer 10 to 15 minutes.