Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4      tablespoons   butter
   5                    leeks sliced (white part only)
   6      tablespoons   all-purpose flour
   4      cups          hot water
   5                    potatoes -- peeled and diced
     1/2  cup           milk
                        butter and chives -- for garnish

Preparation:

In a large pot over medium heat saute leeks in butter. Remove from heat, let cool a bit. Stir in flour. Mix well. Add water and mix well again. Return to heat and add potatoes, salt, and pepper. Bring to a boil. Then lower heat, cover and simmer for 30 minutes. When potatoes are tender break up potatoes with a masher, add milk and heat just under boiling. Garnish individual serving dishes with butter and chives and serve with a large bowl of crusty croutons.