Preheat oven to 350F. coat a large skillet with nonstick cooking stray. Add juice, carrots, celery, and onion and cook until tender. Stir in nutmeg. Lightly coat a three- to four-quart casserole dish with nonstick cooking spray. Place cornbread cubes, apple, walnuts and wheat germ in casserole dish and toss lightly. Add onion mixture. Drizzle with enough broth to moisten and toss lightly again. Bake for 30-40 min.