This week, Gwyneth Paltrow appeared at the London Roundhouse to run through the store cupboard essentials from her new cookbook. We’ve come a long way since Delia Smith who, memorably, always has capers in her larder. Paltrow’s least esoteric ingredient is olive oil. The rest, you might be able to find, but will you know what to do with it?

Light agave nectar: in terms of viscosity, a cross between sap and honey, this is a sweetener produced at a low temperature and, like so many foods deriving from the Mexican plant world (tacos and, um, cheese), it has a low GI; it’s an excellent solution, then, if you are a raw foodist who is prone to weight gain.