Here's what you'll need:
Three boneless chicken breasts boiled and shredded.
1 can of Cream of Chicken soup
1 1/2 cups of sour cream
1 box of chicken flavored stuffing mix
2 cups of shredded cheese
Box of large pasta shells
Mix together the soup, sour cream, box of stuffing prepare according to box, shredded chicken and 1 cup of the cheese. (I used colby jack)
Stuff mixture into boiled shells and place into a casserole dish.
Spoon over any leftover mixture and top with a cup of cheese (I used mozzarella). Cover with foil and bake at 350 degrees for 30 minutes. I made mine early in the day and cooked later.