3-4 lbs boneless skinless, chicken breasts
oil
1 onion, chopped
1/4 cup chopped green pepper
1 cup ketchup
1-2 Tbsp. hickory-smoked barbecue sauce
1 Tbsp. prepared mustard
1 Tbsp. Worchestshire Sauce
1 Tbsp. lemon juice
2 Tbsp. vinegar
3 Tbsp. brown Sugar
1/4 cup water
1/2 tsp. salt
1/8 tsp. pepper

1.  lightly brown chicken in oil in skillet.  Place in slow cooker.

2.  Layer onions and green pepper over chicken.

3.  Combine remaining ingredients and pour over chicken. 

4.  Cover.  Cook on low 6 hours or high 3-1/2 to 4 hours.

5.  Serve chicken and sauce over cooked rice.