Preheat Oven to 375
Chop celery, bread, onions
In large skillet, cook and stir sausage, onion, with a little oil and sage until meat is brown and onion is tender.
Spray baking dish with nonstick spray
Combine all ingredients (add seasonings) in baking dish, adding vegetable broth to desired moistness, especially on edges
Bake for 25ish minutes