Sloppy Joes - cooking recipe

Ingredients

2 lb. ground beef, fried and drained
2 Tbsp. dry mustard
2 Tbsp. Worcestershire sauce
2 Tbsp. vinegar
brown sugar to taste
16 oz. ketchup
1/4 c. chopped onion (optional)

Preparation

Mix all ingredients in frying pan with ground beef.
Simmer 15 minutes.