1. Chandni Chowk, Chawri Bazar, Sadar Bazar - the best one in whole Delhi.
2. Laxmi Nagar- Nirman Vihar Stretch
3. Lajpat Nagar Central Market ( only 7-8 shops) Dolma Aunty's Momos are good
4. North Campus, Bhelpuri wale uncle near Patel Chest, And a few chat shops near Malkaganj, and some more near Hudson Lane.