juice of 7 blood oranges (about 500 ml)
125 g fructose
250 ml water
Juice the oranges and pass the liquid through a fine sieve. In the meantime bring fructose with water to the boil, then pour it to the blood orange juice and mix. Let it cool completly. Pour mixture into a bowl and freeze. Whisk it up every 20-30 minutes, then cover and freeze for at least 1 more hour before serving.