1 lb. ground beef
1 med. onion, chopped
1 can (10 3/4 oz.) tomato soup
1/3 c. water
2 c. cooked noodles
1 can (8 oz.) peas, drained
1 can (4 oz.) sliced mushrooms, drained

Brown beef and onions in a skillet; drain off fat. Combine remaining ingredients with beef mixture. Put into 2 quart casserole. Bake covered at 350 degrees for 30 minutes. To serve, sprinkle with Parmesan cheese and garnish with pimento strips. 6 servings.