Put the mousse in the fridge and leave until set. To make the tuiles mixture, use a hand-held electric mixer to mix the butter, sugar and vanilla extract into a paste. Gradually add the egg whites ...

4. For the tuile preheat the oven to 180°C/160°C fan and line a baking tray with baking paper. 5. Cream the butter, sugar and salt until light. Slowly add the lime juice and egg white beating ...