Onion Casserole

Directions

1. 1
   Butter a flat 2-quart baking dish.
2. 2
   Boil onions in salted water to cover until just tender, about 10 minutes.
3. 3
   Drain.
4. 4
   Line baking dish with toast.
5. 5
   Cover with a layer of onions and cheese. Repeat layers of toast, onions and cheese.
6. 6
   Beat egg slightly and add milk, salt, pepper and celery seed.
7. 7
   Pour over casserole. (At this point, casserole can be covered with plastic wrap and stored in the refrigerator for the day.)
8. 8
   Bake at 375° for 40 minutes.
9. 9
   Serve at once.
10. 10
    Serves 8.