* Preheat oven to 325 degrees.
* Coat a 2 1/2-quart casserole with cooking spray.
* In a medium bowl, combine milk and oil. Gradually stir in flour, baking
powder, and salt. Mix well into a dough consistency and set aside.
* Place chicken breasts in bottom of casserole. Cover chicken with onion,
celery, and carrots. Evenly sprinkle sage and pepper over vegetables; pour
broth over dish.
* Using the dough mixture, form 2-inch balls and drop into casserole.
* Cover tightly and bake for 1 1/2 hours.