Ground Beef Special(Sloppy Joes) - cooking recipe

Ingredients

2 lb. ground beef
1 c. chopped onion
2 tsp. prepared mustard
3 tsp. salt
1/8 tsp. pepper
2 (8 oz.) cans tomato sauce
2 Tbsp. vinegar

Preparation

Brown meat and onion; drain.
Add all other ingredients. Simmer 20 minutes.