1 chopped onion
1/2 chopped green pepper
2 stalks celery
2 tbsp. vinegar
1 tbsp. prepared mustard
1/4 c. butter
3/4 c. ketchup
2 c. water
2 tsp. sugar
2 tsp. salt
1/4 tsp. pepper
1 chicken, cut in pieces
8-10 potatoes, peeled & cut up

Bake at 350 degrees for 2 hours or longer, covered. Uncover the last 1/2 hour.