Place Prana Chai mix and the milk into the Thermomix bowl and heat 10 min/70°C/speed 1. Allow to infuse in the bowl for at least 10 minutes, longer if you have the time.
Stir 30 sec/speed 3. Strain out solids and rinse the bowl. Return the chai milk to the Thermomix bowl.
Add honey, vanilla and eggs and cook 8 min/80°C/speed 4. Blend 10 sec/speed 6.
Scrape custard into a bowl or jug and cover with a cartouche. When it has reached room temperature, place into the fridge for up to 48 hours.
When ready to finish the nog, pour cream into the Thermomix bowl and add a dash of alcohol of choice (rum, whisky or brandy is traditional). Whip 20 sec/butterfly/speed 4 or until soft peaks form. Remove butterfly and add the cold eggnog custard. Combine 10 sec/dough setting or Interval.
Serve in pretty glasses, sprinkled with the Festive Gingerbread Spice or some cinnamon.