Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     3/4  cup           heavy cream
   1      medium        Haas avocado -- pitted and peeled
     3/4  cup           parmesan cheese -- grated
   2      tablespoons   lemon juice
   1      pinch         salt and white pepper
   1      pound         cheese or meat filled tortellini

Preparation:

Put the cream in a medium saucepan or skillet over moderate heat. Meanwhile, in a food processor fitted with a metal blade, puree the avocado with the parmesan cheese, lemon juice, slat and pepper. When the cream is hot but not boiling, stir in the avocado mixture. Continue stirring until the sauce in just heated through, 3-5 minutes. do not over cook. Immediately pour over tortellini.