Maharashtra's coarse dry powder — roasted garlic, Kashmiri chilli and coconut. No liquid, long shelf life. The essential element of vada pav that most people outside Maharashtra have never encountered.
Dry chutney (sukha chutney) is a coarse powder — no liquid, no fresh ingredients. The garlic must be dry-roasted to convert harsh raw allicin to the mellower roasted garlic compounds that store well. The coconut must be desiccated — fresh coconut brings moisture that causes clumping and spoilage. The result keeps 2–3 weeks at room temperature, 2 months refrigerated. This is functional food science: every ingredient choice is about preservation as much as flavour.
Roast garlic (skin on) in dry pan on medium heat 5 minutes until charred skin and soft inside. Peel. Roast coconut 2 minutes until golden. Roast cumin 1 minute.
Roasting garlic skin-on traps volatile allicin inside and converts it to diallyl disulphide — a mellower, more stable compound with 3× longer shelf life in powder form. Coconut roasting creates Maillard products that actually improve shelf stability by consuming the reactive surface sugars that would otherwise support microbial growth.
Add all ingredients to spice grinder. Grind coarsely — stop at breadcrumb texture. Taste, adjust. Store airtight.
The coarse grind leaves fat-containing coconut particles intact as discrete pieces rather than releasing all their oil — intact fat is more stable than released fat because the cell walls protect the triglycerides from oxidation, extending shelf life significantly.