Found this recipe on www.whoneedsacape.com and just modified the amount of chicken used.
Slow Cooker BBQ Cranberry Chicken
2lbs chicken breast
1 can whole cranberry sauce
1 cup BBQ sauce
1/2 cup chopped onion
1. Sprays our crockpot with cooking spray. Add all ingredients. Cook on high for 4 hours or low for 6 hours.