Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      tablespoon    all-purpose flour
   1      teaspoon      low-calorie margarine
     1/4  cup           chopped white onion
     1/2  cup           leftover mashed potatoes
     1/2  cup           low-fat -- low-sodium chicken
                        -- broth
     2/3  cup           nonfat milk
     1/4  teaspoon      white pepper
   1      teaspoon      dried chives

Preparation:

Combine the flour and margarine in a small saucepan over medium heat. Stir with a whisk to make smooth. Add the onions and stir for 1 minute. Alternately add the potatoes and broth until thick and sticky. Slowly whisk the milk into the mixture until smooth. Reduce the heat and add the pepper and chives. Simmer for 5 minutes and serve hot.