3-4 lbs. chuck roast or stew meat
1 lg. white onion, chopped
2 tbsp. white vinegar
2 tbsp. lemon
2 tbsp. Worcestershire
2 tbsp. chili powder
1/2 c. chopped celery
1 c. ketchup
2 tbsp. brown sugar
1 tbsp. mustard
1 tsp. salt (optional)
1/2 c. water

Cut meat into 2 inch cubes. Put into crock-pot in order listed. Don't stir. Cook on LOW 12 hours. Can stir 2-3 hours into cooking. Meat will shred when done. Serve on buns.