Marie Callender's Potato Cheese Soup

8 Cups potatoes; peeled and cubed
2 Cups chopped onion
4 Cups chopped celery
2 Teaspoons salt
4 Cups water
4 Cups Half−and−half
6 Tablespoons butter or margarine
1 Cup shredded sharp cheddar cheese

Place potatoes, onions, celery, and salt in the 4 cup of water in a large pot.
Simmer about 15 minutes until vegetables are tender.
Put in blender and puree until chunky.
Return soup to pot and add half−and−half, butter, and cheese.
Simmer until hot.
Do NOT Boil.