Spinach-Rice Casserole
["2 pkg. chopped spinach, drained and uncooked", "1 medium onion, chopped fine", "2 c. cooked rice (rice should be a little undercooked)", "1 pkg. Welsh rarebit (Stouffer's frozen) or a cheese sauce", "butter", "Parmesan cheese, grated"]
["Combine spinach, onion, cooked rice and rarebit.", "Place in shallow baking dish.", "Dot generously with butter.", "Cover with grated Parmesan cheese.", "Bake at 350\u00b0 for 1/2 hour."]
["chopped spinach", "onion", "rice", "Welsh", "butter", "Parmesan cheese"]