A Paan wallah's stall with cigarette packets and pots of paste for making paan in Old Delhi, India. .Paan consists of chewing Betel leaf (Piper betle) combined with the areca nut. It is chewed as a palate cleanser and a breath freshener. It is also commonly offered to guests and visitors as a sign of hospitality and as an "ice breaker" to start conversation. It also has a symbolic value at ceremonies and cultural events in south and southeast Asia. Paan makers may use mukhwas or tobacco as an ingredient in their paan fillings. Although most types of paan contain areca nuts as a filling, some do not. Other types include what is called sweet paan, where sugar, candied fruit and fennel seeds are used...