Summer Squash Casserole
["8 medium zucchini or yellow squash", "paprika", "1/2 c. butter", "1 c. Cheddar cheese", "1 c. sour cream", "1 beaten egg yolk", "1 c. bread crumbs", "1/4 c. chives, chopped", "Parmesan cheese", "salt and pepper to taste"]
["Slice squash. Steam or boil for several minutes.", "Heat butter, cheese, sour cream, salt, pepper, egg yolk, paprika and chives until these blend and make a sauce.", "Pour over squash. Sprinkle bread crumbs over top.", "Coat with Parmesan cheese and dot with butter.", "Bake for approximately 45 minutes at 350\u00b0.", "Serves 8."]
["zucchini", "paprika", "butter", "Cheddar cheese", "sour cream", "egg yolk", "bread crumbs", "chives", "Parmesan cheese", "salt"]