Squash Casserole

Directions

1. 1
   Cook squash and onion with water.
2. 2
   Bring to boil twice.
3. 3
   Take potato masher and mash.
4. 4
   Beat egg and fold in.
5. 5
   Butter a casserole dish.
6. 6
   Put a layer of squash, pats of butter, cheese (grated) and then another layer with squash on top.
7. 7
   Cook 45 minutes in 300° oven.