Half-fill a silicone mould with the mascarpone mousse and then fill up with the chocolate mousse. Finish with the nut crunch. Leave to harden in the freezer.
Remove the bavarois from the mould. Spray with cocoa mass. Arrange the bavarois on a dacquoise biscuit round.
Place the bavarois in the centre of the plate. Arrange small blobs of the passion fruit jelly alongside.
Place the cocoa crumble next to the bavarois. Finish with Atsina cress.