Barbecue Sauce
["1 Tbsp. Worcestershire sauce", "2 Tbsp. vinegar", "1/2 tsp. catsup", "4 Tbsp. chopped onions"]
["Combine all ingredients in saucepan; bring to boil.", "Pour over patties.", "Bake in 350\u00b0 oven for about 15 minutes."]
["Worcestershire sauce", "vinegar", "catsup", "onions"]