1. Slice bread into cubes.
2. Preheat oven to 350° and butter a 9X9 baking dish, set aside. In a large skillet over medium heat, melt butter. Add onion, celery, apple, cook until soft, 6 minutes. Add Poultry Stuffing Seasoning, stir, cook for 1 minute more.
3. In a large bowl, add bread cubes, cranberries, onion mixture, broth, salt, and pepper. Mix until all ingredients are well incorporated.
4. Transfer mixture to the prepared baking dish. Cover with foil and bake for 30 minutes, then remove foil and cook until golden, about 10 minutes more. Serve hot.