Chaat Masala — Amchur-Based Street Food Spice (चाट मसाला)

Chaat as a food category originated in Uttar Pradesh (specifically Varanasi/Benares and Agra) during the Mughal period; the specific spice blend evolved alongside the street food tradition

Chaat masala (चाट मसाला) is the street food spice blend of North India — a sharp, tangy-sour-spicy combination built on amchur (dried green mango powder, आमचूर), black salt (काला नमक, kala namak — sulfurous volcanic salt), cumin, coriander, dried ginger, black pepper, and dried mint. Its defining character is multi-dimensional sourness combined with black salt's distinctive sulfurous, egg-like note that amplifies the overall flavour experience. Chaat masala is always used as a finishing seasoning — scattered over finished dishes, fruits, and snacks — never cooked. Its raw application is essential because its volatile compounds (especially amchur's ester-rich sourness) are destroyed by heat.

Chaat masala's immediate sensory impact — tangy sourness (amchur), sulfurous mineral (kala namak), warming spice (cumin, coriander, ginger), and heat (black pepper, chilli) — creates the distinctive Indian street food flavour that is impossible to replicate with any other seasoning combination.