They don't just ensure taste, they ensure hygiene which most of the chaat shops miss. They have a wide variety of menu, so you can have food for every mood!
I personally love their Dabeli, Dahi Puri, Bhel Puri as well. They also serve a variety of freshly grilled sandwiches at a reasonable rate.
You can also try their matki bhel if you're looking for a healthier option.