3 cups chopped celery
1 cup chopped onion
1 cup ketchup
1 cup barbecue sauce
1 cup water
1 tbs vinegar
2 tbs worcestershire sauce
2 tbs brown sugar
1 tsp chili powder
1 tsp salt
1/2 tsp pepper
1/2 tsp garlic powder
1 (3-4 lb) boneless chuck roast, trimmed
in a slow cooker, combine the first 12 ingredients; mix well.add roast. cover and cook on HIGH 6-7 hours, or until tender. remove roast; cool. shred meat and return to sauce; heat through.
14-18 servings