Add the sugar to the Thermomix bowl. Mill for 10 seconds / speed 9.
Add the water. Heat for 7 minutes / Varoma / speed 2.
Insert the butterfly into the Thermomix bowl. Add the egg yolks and mix for 11 minutes / speed 4. They should be thick and pale. Transfer the mixture to a bowl and set aside.
Remove the butterfly. Add the mango and puree for 20 seconds / speed 7.
Use a spatula or spoon to fold the mango into the egg yolk mixture.
Insert the butterfly into the Thermomix bowl. Add the cream and whisk for 30 seconds / speed 3 / Measuring Cup off.
Add 50g of the mango/egg yolk mixture. Mix for 5 seconds / speed 2.
Add the remaining mango/egg yolk mixture. Mix for 5 seconds / speed 1.
Lightly spray the ramekins or silicon moulds with oil. Spoon the parfait mixture into the moulds and place in the freezer for a minimum of 4 hours, or overnight.
To serve, gently push the parfait out of the silicon mould and place on a plate. Serve with a drizzle of the passion fruit coulis.