Onion Casserole
["4 c. sliced onions", "1/2 c. margarine", "1 1/4 c. cornbread stuffing mix", "1 can cream of mushroom soup", "1/2 c. sour cream (nonfat or light)"]
["Cook onions in margarine until they are transparent.", "Mix other ingredients with onions.", "Pour into casserole dish; top with buttered bread crumbs.", "Brown in oven at 300\u00b0.", "Serves 6."]
["onions", "margarine", "cornbread stuffing mix", "cream of mushroom soup", "sour cream"]