Cook the following in 3 Tbsp. Butter until tender.
2 lg. Onions
2 Cups Celery, Chopped
Mix the following together with onion and celery:
1 Can Cheddar Cheese Soup
1 Can Mushrooms
3 Cans Mushroom Soup
1 Cup Cream (Half 'n Half)
Stir in diced Chicken (4 lg. Chicken Breasts) and spaghetti.
Mix all together. Heat. Best made day before and reheated.