Brown meat and onion; add ... pepper. Place frozen spinach on top of mixture. Cover ... mixture in a casserole with rice, soup and sour ... minutes at 350 degrees.
In large pan, melt butter ... noodles, cheese or spinach). Simmer uncovered for 1 ... a 2 quart casserole. Sprinkle with cheese. Bake ... heated through. Serves 6.