Before starting this Jésuite recipe, organise the necessary ingredients for the crème pâtissière. For the crème pâtissière: Split the vanilla pod in half... ... and place in a saucepan, together with the milk. Bring to a boil. You can also replace the vanilla pod with vanilla powder. In a mixing bowl, tip the whole eggs and egg yolks. Add the castor sugar and combine with a whisk. ...