1 1/2 lbs. hamburger
1 c. finely chopped onion
1 tsp. olive oil
1/2 c. Lea & Perrins Steak sauce
1/4 c. Worcestershire sauce
1 tbsp. red wine vinegar
2 c. water
Salt to taste

Saute onions in olive oil. Add steak sauce, Worcestershire sauce, vinegar and water. Cook on medium heat 5 minutes stirring often. Spoon sauce on hamburgers while grilling. Serves 4.