Name: Chai Tiramisu with Vanilla & Rum
Ingredients: 3 chai masala teabags (can be found in any Asian supermarket); 200ml boiling water; 75ml spiced rum (ideally Mauritian); 5 medium egg yolks; 120g golden caster sugar; 1 vanilla pod, deseeded; 750g mascarpone cheese, stirred; 200g Italian Savoiardi sponge fingers; 100g pure cocoa powder; 100g pistachio nuts, crushed