What You'll Need 6 oz stuffing mix (use 3-4 cups of dried stuffing) 2 tablespoon butter (optional, melted) 2 cups cooked chicken breast ½ cup sour cream 10.5 oz cream of chicken  3 cups mixed vegetables  ½ teaspoon each, salt & pepper ¼ teaspoon garlic powder ¼ teaspoon onion powder