Feel the burn: chefs with a passion for spice

Think your vindaloo is on the bland side? Three hot new restaurants are experimenting with chilli and discovering flavours that will tingle jaded tastebudsXu, Som Saa and Ikoyi are three of the most fêted new restaurant openings in Britain. Xu is Taiwanese, bringing the style of old Taipei to central London. Som Saa in Spitalfields serves Thai food as you might find it in Thailand, without a bland red or green curry in sight. Ikoyi in Piccadilly, the newest of the three, riffs expansively