Pre-heat oven to 350 degrees
Prepare stove top stuffing according to microwave instructions on box; set aside.
Boil shells according to aldente directions on package, drain and pour into a greased 13×9 casserole dish
In a mixing bowl add cooked chicken, cream of chicken, mayo and mix together.
Pour mixture over shells in casserole dish and gently mix.
Add chicken broth evenly over noddles.
Add stove top stuffing over noddles.
Cover and bake at 350 degrees for 20-25 minutes
Add cheese and bake uncovered for an additional 5-10 or until cheese has melted.