1 tsp. garlic salt
1 tsp. celery salt
1 tsp. onion salt
1 tsp. pepper
1 1/2 tsp. salt
1 tbsp. soy sauce
1 tbsp. Worcestershire sauce
1 tbsp. Liquid Smoke

Marinate 4 or 5 pound brisket with above ingredients overnight. Wrap in foil and bake at 300 degrees for 4 hours. Remove foil, discard liquid. Cover as you desire with BBQ sauce. Cover tightly, return to oven, 300 degrees, for 1 hour longer.