Trim excess fat from brisket. Place in a long, shallow baking pan lined with foil. Mix the vinegar, Liquid Smoke and tomato sauce and pour over the brisket. Seal the foil tightly over the brisket . Cook at 350° F for 30 to 45 minutes; lower heat to 325° F and cook about 3 1/2 hours. Do not open until done.
Servings: