Foam is bubbles — gas — enclosed in, well, more or less anything. It can be protein, fat, gel or even a solid or semi-solid substance. Steamed milk is foam.

Foam can either be really classy, à la culinary foam delicately garnishing a dish in a Michelin restaurant, or really unclassy, à la an Ibiza foam party. Let’s talk about the former and forget ...

Foams may seem passé, an overused chef trick. But their airy consistency can help make a good dish great. Consider the blue-cheese foam here, made by loading a homemade blue-cheese dressing into ...

Discover how to build an innovative 3-in-1 smokeless wood stove using simple materials like foam and cement in this easy DIY guide. This project demonstrates how to combine these basic elements to ...

That mania for foams on everything ... Express your amusement at the cooking at the World's Best Restaurants while you may, because in 20 years' time, Marks & Spencer will be selling you ready ...