Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
1         package       neufchatel cheese -- (8 ozs.) room temperature
1         cup           sugar
3         tablespoons   orange liqueur
1         tablespoon    fresh lemon juice
2         teaspoons     vanilla extract
2 1/2     cups          buttermilk
1 1/2     cups          whipping cream
1         tablespoon    grated orange peel
1         teaspoon      grated lemon peel

Preparation:

Using electric mixer, beat Neufchatel cheese and sugar in large bowl until light and fluffy. Mix in Grand Marnier, fresh lemon juice and vanilla extract. Add buttermilk and mix until smooth, about 1 minute. Add whipping cream and beat until smooth, about 30 seconds. Stir in grated orange and lemon peels. Refrigerate mixture 30 minutes. Process buttermilk mixture in ice cream maker according to manufacturer's instructions. Freeze ice cream in covered container. (Ice cream can be prepared up to 2 days ahead