Look down the chutney list on almost any recipe in this library and the same small cast shows up again and again, just reshuffled in proportion. A green mint-coriander chutney, a sweet tamarind-date chutney, a dry roasted garlic chutney, and a thinned yogurt cover an unusually wide range of dishes between them — pani puri, bhel puri, sev puri, dahi puri, vada pav. None of the four takes any real skill to make, but each one is doing a specific job in the finished plate, and understanding that job is the difference between repairing a chutney that's turned flat, oversweet or watery and just tossing it out and starting from scratch.
Green chutney carries the raw, herbal heat
A flat-tasting batch of green chutney is almost always under-salted or under-acidified, not under-spiced — that's the first thing worth checking before reaching for more chilli. The chutney itself blends fresh mint and coriander leaves with green chillies, ginger, salt, and a souring agent such as lemon juice or a little raw mango or tamarind, and its entire job is to deliver a sharp, raw, herbal heat that no cooked spice blend can reproduce. Most cooks blend it into a smooth, pourable paste with just a small splash of water, since too much water flattens both the color and the flavor — better to blend it thick and thin it only right before using it. A pinch of sugar is common too, rounding off the chilli's edge without making the chutney taste sweet. It keeps about 3 to 4 days refrigerated in a sealed container, though the vivid green starts to dull by the second day; a few drops of lemon juice stirred in slows that fading a little.
Tamarind-date chutney supplies the sweet-sour backbone
The jammy, rounded sweetness running through bhel puri, sev puri and dahi puri comes from this one. It's built by simmering tamarind pulp with dates or jaggery, roasted cumin, and sometimes a pinch of dry ginger and red chilli powder, until everything reduces down to a thick, spoonable syrup. That long simmer isn't just for thickening — it fully softens the dates and lets tamarind's sourness blend into the sweetness instead of sitting apart from it as a separate sharp note. The right texture coats the back of a spoon without running straight off, somewhere between a thin syrup and a jam. Because of its sugar and acid content, it's one of the few chaat chutneys worth making in a large batch, holding 2 to 3 weeks refrigerated. A batch that's too sour takes a little more jaggery and another simmer; one that's gone cloying comes back into line with extra tamarind pulp or a squeeze of lemon.
Dry garlic chutney adds crunch along with pungency
This is the one chutney on the list that isn't wet at all — a dry, coarse powder of roasted garlic cloves pounded with dried red chillies, salt, and often a spoonful of desiccated coconut or sesame for body, ground until it crumbles between the fingers rather than sticking to them. It's best known as the chutney packed inside a vada pav bun. Dry-roasting or lightly frying the garlic first mellows its raw sharpness into something deeper and more savory without dulling its punch, and that dry state is also what gives it a shelf life well beyond the other three chutneys — up to a month at room temperature in an airtight container, longer refrigerated, which is why vada pav stalls can keep large batches on hand without worry. What it contributes to a dish is as much textural as it is flavor: smeared inside a bun or scattered over a chaat, it adds a gritty, pungent bite that cuts through softer, starchier elements like potato or bread.
Yogurt does more than garnish
It's easy to underrate plain whisked yogurt, lightly sweetened and salted, because it looks more like a topping than a chutney — but its job on the plate is just as deliberate as the other three. Yogurt cools and rounds out everything around it — tamarind's sourness, green chutney's heat, sev's saltiness — in roughly the same way raita tempers a spicy curry. For chaat use, it gets whisked completely smooth and thinned with a little milk or water until it pours rather than spoons, since a thick dollop just sits heavily on top of a dish instead of folding into each bite. Whisking in a pinch of salt and sugar before serving makes a real difference too; unseasoned yogurt tastes flat and slightly sour next to the other three chutneys. It doesn't keep especially well once whisked — using it within a day is the safer bet, since it keeps souring the longer it sits.
The four work as a system, not four separate recipes
The real skill in chaat chutney isn't making all four — it's knowing which two or three should lead in any given dish, since no single dish uses them at equal strength. Pani puri rests almost entirely on green chutney dissolved straight into the pani, with tamarind water standing by as a milder, sweeter alternative for anyone who wants less heat. Bhel puri and sev puri build on tamarind chutney as the backbone and use green chutney only as an accent, since too much green would push the dish toward tasting like an herb salad instead of a sweet-savory snack. Dahi puri puts yogurt in the lead, with both chutneys reduced to sparing drizzles rather than a base layer, since yogurt is doing the dominant work there. Vada pav is built around dry garlic chutney specifically, usually paired with a thin smear of green chutney on the bun and little to no tamarind at all. Once chutneys are treated as an adjustable system rather than a fixed recipe, correcting almost any chaat becomes simple: more tamarind for a one-note sour dish, more green for a flat one, more yogurt for something too aggressive, more garlic chutney for a savory, textural lift.
Planning around how long each one keeps
The four chutneys sit on very different clocks, which is why most home cooks make them on separate schedules rather than all in one session right before serving. Dry garlic chutney and tamarind-date chutney both reward batch-making, since weeks go by with barely any change in either one's character. Green chutney is worth making no more than a day or two ahead of when it's needed, and yogurt should really be seasoned close to serving time rather than in advance. Keeping all four on hand in small sealed containers turns putting together a chaat spread into an assembly task rather than a from-scratch project every single time — which is exactly how both home kitchens and street stalls manage to serve a full chaat menu quickly.