Ponzu Gel

• 150 g (5½ oz) ponzu vinegar
• 100 g (3½

Place all the ingredients in a small heavy-based saucepan over high heat. Bring to the boil, whisking constantly. Boil for 2 minutes and then strain through a chinois into a container. Leave to set overnight.

Put the ponzu gel into a vita-prep (or high-speed blender) and blend on high speed until smooth. Pour the mixture into a medium vacuum bag and seal in a chamber vacuum sealer on f