Trimmed brisket
Liquid smoke
Garlic salt
Celery salt
Salt and pepper
Worcestershire sauce
Old southern BBQ sauce

Liquid smoke, garlic, and celery salts. Seal in foil, place in refrigerator overnight turning occasionally. Before cooking, salt, pepper, Worcestershire sauce, and recover with foil. Cook at 300 degrees for 1 hour per pound. Slice and cover with BBQ sauce. If cooking outdoor, cook meat an additional hour.