Chicken Zucchini

3 cups zucchini, sliced
4 cups cooked chicken, diced
1 cup cream of chicken or mushroom soup
1 cup carrots, shredded
1 cup sour cream
1 cup cheddar cheese, shredded
1/2 cup butter, melted
1 8 ounce package seasoned stuffing mix
1 can sliced water chestnuts, drained
1 can mushrooms, drained
1/2 cup chopped onions

Wash zucchini; cook 5 minutes in boiling salted water. Combine soup, carrots, sour cream, onions, water chestnuts and mushrooms. Fold zucchini into mixture. Add chicken and cheddar cheese. Mix melted butter with stuffing mix. Spread all but 1 cup in 9 x 13 inch pan. Put mixture over stuffing. Cover with remaining crumbs and bake at 350F for 45 minutes.