Take a look at this sunshine yellow passionfruit tart. It was the glamourpuss of the table at The Delaunay when we nipped in for tea.

We especially liked the writing on the top. Writing with chocolate requires a little skill but we think it transports cakes and puds immediately into the 'very special' arena.

Want to know how?

We asked master patissier Eric Lanlard to show us

Tip

• Sainsbury's sells readymade disposable plastic piping bags, much easier than making your own 
• Buy more chocolate than you think you'll need, so you can practise first on a piece of paper