1/4 c. vegetable oil
1 med. onion, sliced
1/2 med. green pepper, chopped
1/2 c. ground beef
1 c. regular rice, uncooked
2 (8 oz.) cans tomato sauce
1 3/4 c. hot water
1 tsp. salt
Dash of pepper
1 tsp. prepared mustard

Heat oil in skillet; add onion and green pepper, beef and rice. Stir until brown. Add tomato sauce and remaining ingredients; mix well. Bring to boil. Cover and simmer 25 minutes. (1/2 cup grated cheese may be added if desired just before serving.)