Mom'S Barbecue - cooking recipe

Ingredients

1 lb. hamburger
3/4 c. ketchup
2 Tbsp. Worcestershire sauce
2 Tbsp. vinegar
1 tsp. salt
1 tsp. mustard
3 Tbsp. brown sugar
1 medium onion, chopped

Preparation

Brown hamburger with chopped onion.
Drain off any grease. Add rest of ingredients.
Simmer 20 minutes, stirring frequently.