Squash Casserole

Directions

1. 1
   Cook squash and onion in boiling water until tender.
2. 2
   Drain, mash and drain again.
3. 3
   Add butter, beaten egg yolks, cream of mushroom soup, salt and pepper.
4. 4
   Beat egg whites until stiff. Fold into squash mixture.
5. 5
   Place mixture in a buttered 2-quart casserole dish.
6. 6
   Top with Ritz cracker crumbs.
7. 7
   Sprinkle with Parmesan cheese.
8. 8
   Bake in a 350° oven for 30 minutes.
9. 9
   Makes 6 servings.