Mom'S Beef Barbecue - cooking recipe

Ingredients

1 medium onion, chopped
1 lb. ground beef
2 Tbsp. oil (optional)
2 Tbsp. brown sugar
2 Tbsp. vinegar
4 Tbsp. lemon juice
2 Tbsp. Worcestershire sauce
1/2 tsp. prepared mustard
1/2 c. catsup
salt
pepper

Preparation

Brown onion and ground beef in oil; drain.
Add remaining ingredients.
Heat over low flame.
Serve on buns.