Cream of Potato Soup

Ingredients:
White Sauce:
Heat in a shallow sauce pan on low heat.
2 TB margarine
Add in: 2 TB flour
½ tsp. Salt
2 cups milk (add milk slowly so it thickens)
Stir constantly while heating to boiling. Stir and cook for 1-2 minutes.
Meanwhile: Boil ¾ cups water in a sauce pan and add: 2 cups dried raw potatoes
   ½ tsp. Salt
   1/8 tsp. Onion salt (powder)
Instructions:
Cook 10-12 minutes or until potatoes are tender. Drain potatoes. Combine with white sauce. Heat to serving temperature. May add dried ham or clams for flavor