Squash Casserole
["2 c. squash, boiled down and drained well", "1/4 c. onion", "1/2 c. cheese", "1 egg", "1 c. mayonnaise", "1/4 c. milk"]
["Mix well.", "Bake at 350\u00b0 until set."]
["well", "onion", "cheese", "egg", "mayonnaise", "milk"]