Homemade Barbecue Sauce
["1 c. onions, chopped", "1/4 c. salad oil", "1 (8 oz.) seasoned tomato sauce (1 c.)", "1/2 c. water", "1/4 c. brown sugar", "1/4 c. lemon juice", "3 Tbsp. Worcestershire sauce", "2 Tbsp. prepared mustard", "2 tsp. salt", "1/4 tsp. pepper"]
["Cook onions in oil until tender.", "Add remaining ingredients. Simmer, uncovered, for 15 minutes."]
["onions", "salad oil", "tomato sauce", "water", "brown sugar", "lemon juice", "Worcestershire sauce", "mustard", "salt", "pepper"]