If you're wary of the Delhi belly and yet tempted by the city's street food offerings, head to the ever-reliable Haldiram’s. This chain of restaurants has numerous, conveniently-located branches all over the city. These offer all the favourite north-Indian chaats and snacks in hygienic and air-conditioned surroundings, and at extremely affordable prices. Popular favourites include raj kachori, papdi chaat, chholey bhature and rasmalai. It also offers delicious mithai and namkeens, which make for excellent take-aways and gifts.