Chicken Zucchini casserole

6 Oz stuffing mix (seasoned)
1/2 cup butter, melted
4 cups diced Zucchini
2 cups chicken, cooked (can use fresh, canned, rotisserie, etc, unlimited options!)
10.75 Oz cream of mushroom or chicken soup
1/2 cup onion, chopped
1/2 cup sour cream

Melt the butter.   Pour over dry stuffing mix to combine.  Remove 1/2 cup to save for the topping.

Combine remaining ingredients with the stuffing.   Spread into a 9x13 casserole dish.  Sprinkle with reserved topping mixture.
Bake at 350 degrees for 45-50 minutes.
Enjoy!