Amchoor vs Sumac
The short answer
Two dry souring agents used where a cook wants acidity without liquid. Amchur is unripe mango, sun-dried and ground, giving a fruity, slightly resinous sourness used across North India. Sumac is a dried Levantine drupe, sharper and more straightforwardly lemony, and stains a dish red. They substitute for each other passably in a pinch and are not the same flavour, and neither behaves like lemon juice, which brings water with it.
Side by side
| Amchoor | Sumac | |
|---|---|---|
| Botanical identity | Mangifera indica L. | Rhus coriaria L. |
| Part used | fruit | fruit, berry |
| Origin | South Asia, where the mango is native and where essentially all amchoor is produced. | The Mediterranean basin and West Asia, with the plant growing wild across a broad arc from Sicily through Anatolia to Iran. |
| Flavour notes | sour, fruity, earthy | sour, fruity, tannic, astringent, bright |
| Heat | Scoville does not apply | Scoville does not apply |
| Flavour | Sharply sour with a fruity, faintly resinous background and a slight astringency. It is more purely acidic than sumac and less sweet than tamarind, and it hits immediately rather than building. | Sharply sour with a fruity, almost cranberry-like character and a tannic, mouth-drying finish. The sourness is clean and lingering, without the sharp immediacy of vinegar, and unlike lemon it brings no bitterness from peel and no liquid at all — which is exactly why it is used where a wet acid would ruin the texture. |
| Aroma | Faintly fruity and resinous, with a sharp sour edge. Much quieter than its taste, which is unusual and worth knowing — a smell test underreports it. | Faint. A light fruity, slightly resinous smell with a tannic edge, but sumac is nearly silent in the jar compared with the aromatic spices, and its aroma is not what it is for. |
Can you swap them?
Substitution is directional: the answer is often different in each direction, and both are recorded.
Sumac
Good matchUse: ~1.5× by volume — About one and a half times the volume, since sumac is less sharply acidic. Add at the same point in the dish.
The right shape of substitution: a dry sour powder for a dry sour powder, so nothing about the dish’s texture changes. Sumac is fruitier, more tannic and noticeably less sharp, and it is dark red where amchoor is fawn, so a pale dish will take on colour it did not have.
| Flavour | Aroma | Colour | Heat |
|---|---|---|---|
| partial | partial | different | n/a |
Works for
- Dry sabzis, rubs and fillings, where the dry form is the requirement
- Chaat and finishing uses
- Marinades for meat and paneer
Does not work for
- Dishes where the colour matters and should stay pale
- Recipes needing amchoor’s sharper acidity, such as a chana that tastes flat without it
Cuisine: Moves a North Indian dish towards a Levantine register, which is a small shift given both are souring agents.
Anardana — dried pomegranate seed — is closer still and belongs to the same North Indian tradition, but SpiceHQ holds no record for it yet.
Amchoor
AcceptableAmchur is the other common dry souring powder, so it solves the same structural problem — acidity without liquid. It is fruitier, more sour-mango than sour-berry, and pale beige rather than red, so the dish loses its colour entirely.
| Flavour | Aroma | Colour | Heat |
|---|---|---|---|
| partial | partial | different | n/a |
Works for
- Dry rubs and blends where the dryness is what matters
- Chickpea and pulse dishes
Does not work for
- Anywhere the red colour is part of the dish, which is much of what sumac is used for
- Za'atar and other blends where sumac is a named, expected component
- Levantine and Turkish dishes where the amchur flavour would be conspicuously out of place
Cuisine: Amchur is South Asian and sumac is West Asian and Mediterranean. The swap solves a technical problem and creates a cultural mismatch, which is why it is recorded at low confidence.
Recorded because "a dry acid" is a genuinely useful category and amchur is the closest member of it. It is not recorded as a good like-for-like replacement, because it is not one.
Which should you buy?
Amchoor
Powder for most people, slices if you use it rarely. This is one of the few spices where the ground form is the sensible default — amchoor is used as a powder in nearly every dish that calls for it, and grinding hard dried slices is more trouble than it is worth for half a teaspoon. Buy a small jar, keep it genuinely dry, and expect to replace it within a year; the acidity lasts but the fruit character does not, and a caked jar is the usual end. If you cook with it two or three times a year, slices from a South Asian grocer are the better purchase.
Sumac
This is the one common spice where the usual "buy whole" advice mostly does not apply. Whole sumac drupes are hard to source outside Middle Eastern grocers and awkward to grind well, because the aim is to mill the flesh while excluding the hard seed — which is a job for a mill and a sieve, not a domestic grinder. Buying ground is the normal and reasonable choice. Spend the effort instead on buying unsalted sumac from a supplier that states its origin, and on buying small quantities often, since colour is what fades.
Full detail on amchoor and sumac, including evidence grades and sources for every claim above.