A unique cup of tea is being offered at the '21 Carat Chai' shop in the city of Lucknow, known for its 'Sone Chandi ka vark' or edible gold and silver leaves used in sweets and biryani dishes. The shop, located in Lucknow's Rajajipuram area, offers tea plated with gold leaf, claiming it to be 'Better than the Best.' In addition to tea and coffee, the shop serves snacks such as sandwiches. The shop is run by a brother-sister duo, who claim that people not only from Lucknow but from other cities and states as well come to taste their special gold tea and coffee.