Barbecue Brisket Roast
["1 tsp. garlic salt", "1 tsp. onion salt", "2 tsp. celery salt", "1 tsp. pepper", "2 tsp. liquid smoke", "1 1/2 tsp. salt", "4 lb. well-trimmed brisket", "1/3 c. Worcestershire sauce", "1/2 to 1 bottle barbecue sauce"]
["Marinate brisket in first 6 ingredients, refrigerate overnight in pan sprayed with Pam.", "Cover.", "Take out, pour Worcestershire sauce over brisket.", "Cover, cook for 3 hours.", "Pour barbecue sauce and cook another hour at 275\u00b0."]
["garlic salt", "onion salt", "celery salt", "pepper", "liquid smoke", "salt", "well-trimmed brisket", "Worcestershire sauce", "barbecue sauce"]