Marinade:
1/4 c oil
4 tsp sugar
2 tsp corn starch
4 tsp soy sauce
wine
(We usually double the marinade.)

Coat beef to marinate and refrigerate.

Sauce:
2 tsp sugar
1 T corn st
1 T soy sauce
3 T ketchup
1 1/2 tsp Worcestershire sauce
(We usually triple the sauce.)

Green peppers, onions, tomatoes.

Brown meat on low until tender with marinade. Simmer 30 minutes, add green pepper and onion until a little soft. Add sauce and tomatoes and heat until warm. Serve over rice.