It's clear that as the Indian restaurant goes upscale, customers are going to have to shape up, too. The 11-pints-of-lager crowd, smashing poppadoms on each others' heads, can go elsewhere. 'If people come in expecting onion bhaji and chicken tikka masala, I'll say, "There's the door, off you go, there's a place round the corner, the Taj Mahal's still open." '