Place sugar, Brew Choc granules and milk into Thermomix bowl and infuse 15 min/80°C/speed 2. Add gelatin and stir 30 sec/speed 3 to dissolve.
Strain through fine sieve.
Return liquid to Thermomix bowl and add cream and vanilla. Stir 10 sec/speed 3.
Pour into oiled dariole moulds and set overnight. To release from moulds, place dariole into warm water for a few seconds and turn out onto serving plate.