1 pkg. chicken breast
1/4 c. vinegar
1/2 c. water
1/4 tsp. pepper
1/2 c. packed brown sugar
1/2 c. ketchup
1 tbsp. yellow mustard
1 1/2 tsp. salt
1 chopped onion
2 tbsp. Worcestershire sauce

Remove skin from chicken and brown lightly in skillet. Line pan with foil.

Place chicken in pan and pour on sauce.

Cover tightly with foil and bake at 325F for 1 hour and 15 minutes or until chicken juices are no longer pink.