New Delhi, Sept. 3 --







One recent Sunday evening, a group of nine diners gathered at Barbet & Pals, a popular Delhi cocktail bar. As soon as the clock struck 8, the staff whisked them past the buzzing crowd, escorted them through a door with no handle, and led them down a passageway, to a basement that transformed into an intimate living-room-cum-open-kitchen glowing in red and blue ambient light.

This is Cavity, a micro bar hidden inside a bar, that opened in February this year, part of a growing trend of small-format dining concepts coming up across the country. Cavity offers a nine-seater, nine-course innovative cocktail-tasting led meal that runs Friday to Sunday, with a focus on modern twists on regional, GI (geographical ind...