Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3      tablespoons   margarine
   4      tablespoons   all-purpose flour
   2      cups          unsalted chicken broth
   1      tablespoon    fresh thyme -- chopped, or
   1      tablespoon    fresh dill -- chopped, or
   3      tablespoons   dijon mustard
     1/2  small         onion -- chopped
   2      cups          dry white wine
     1/2  teaspoon      grated lemon zest
                        - 1/2 ts. dried
                        - 1 ts. dried
                        salt -- to taste

Preparation:

Prepare pasta according to package directions; drain. Warm the margarine in a large saucepan over medium-low heat. Add the onion and sauté‚until lightly brown and very soft. Add the flour and reduce heat to low. Stir until completely blended. Very gradually whisk in the white wine and chicken broth. Bring the sauce to a boil and then let simmer for 10 minutes. Stir in the lemon zest, thyme, dill and mustard and season to taste with salt. Serve sauce over the warm pasta. Source: "Military Lifestyle" magazine