Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4      large         red grapefruit
     3/4                sugar

Preparation:

1. Grate enough rind from the grapefruit to make 1 Tbsp. 2. Squeeze out juice and strain through fine sieve to make 3 1/2 cups; set aside. 3. In a saucepan stir together sugar, grapefruit rind and 3/4 cup water until sugar dissolves. 4. Bring to a boil; cook for 5 mintues. 5. Strain through sieve into bowl; let cool 6. Stir in grapefruit juice and pour into shallow metal pan. 7. Freeze for 3-4 hours or until almost firm; break up into chunks and transfer to a food processor. Puree until smooth. 8. Place in chilled airtight container for 1 hour or until firm. 9. Store in freezer for up to 1 day. Notes: Can also place in an icecream maker.