If you are unable to have canned soups you can make your own by using 10 ounces of chicken broth and 2 tablespoons flour, cook until thick.
Cook broccoli according to package directions; drain well. Sauté onion and celery in butter in non-stick skillet until clear.
Combine all ingredients except bread crumbs and butter; spread evenly in a buttered 3 quart casserole dish. Toss bread crumbs lightly in melted butter and sprinkle over casserole.
Bake at 350°F for 45-50 minutes.