Boil 1 liter full-fat milk in a heavy-bottomed pan
Lower the heat and let the milk simmer
Stir often and scrape the cream from the sides back into the milk
Continue simmering until the milk reduces to about one-third
Add 4 to 6 tablespoons sugar
Add 1/4 teaspoon cardamom powder
Add a few saffron strands if desired
Add chopped nuts like almonds and pistachios
Mix well and cook for a few more minutes
Turn off the heat and let it cool
Serve chilled or warm