4 to 5 lbs. lean roast beef, chuck round bone, etc.
1/2 bunch celery, chopped
1 green pepper, chopped
2 med. onions
2 tbsp. chili powder
1 tbsp. vinegar
1 tsp. salt
1 tsp. pepper
1 1/2 c. water
1 1/2 c. ketchup
1 tbsp. barbecue sauce

Use Dutch oven or oven-proof pot with lid. Cook at 325 degrees for 4 to 5 hours. Break apart and stir. Serve on buns.