Summer Squash Casserole
["3 to 4 c. cooked, drained yellow squash", "1/2 c. milk", "2 eggs", "1/4 c. chopped onion"]
["Mix all ingredients together. Dot with butter and sprinkle with cracker crumbs.", "Bake 20 minutes at 350\u00b0. Remove.", "Top with cheese and return to oven until cheese melts."]
["milk", "eggs", "onion"]