1) Tie
the yogurt in a piece of muslin and hang it overnight over a bowl, in a
refrigerator, to drain.2) Transfer
the drained yogurt into a bowl. Add the sugar substitute and mix well.
3) Soak
the saffron in warm milk, cool and add to the yogurt mixture. Mix well.4) Add
the nutmeg powder and cardamom powder; mix well and chill in the refrigerator.
5) Serve chilled, decorated with the almonds and pistachios.