What spices go with potato

The South Indian tempering: mustard seeds popped in hot oil until they crackle, then potatoes in. Popping is not decoration — the heat destroys the pungency that raw mustard would contribute and leaves a nutty, faintly bitter note instead, which is a different spice from the one that went in.

How: Popped in hot oil until they stop crackling, before anything else goes in

Add alongside: Turmeric, Cumin, Coriander leaf

Jeera aloo is one of the simplest and most complete demonstrations of the tarka technique: whole cumin bloomed in fat, potatoes added, nothing else needed. Potato's blandness and fat absorption make it an ideal cumin carrier.

How: Whole seed bloomed in ghee, potatoes added and tossed

Add alongside: Turmeric, Cayenne pepper, Coriander leaf

Aloo with kalonji is a Bengali staple, and it is one of the clearest demonstrations of what the seed is for. Potato is bland and absorbent, nigella is peppery and herbal and stays intact, so every few mouthfuls carry a small burst of flavour against a neutral background. Ground into the dish it would disappear; left whole and bloomed in fat first, it defines it.

How: Bloomed in hot oil at the start of a dry potato sabzi; With panch phoron in a mixed vegetable dish

Add alongside: Fenugreek, Mustard seed, Fennel seed

• Add it to hot fat rather than to the pan with the potatoes — untoasted nigella is muted and slightly raw.

Aloo posto is a Bengali staple and one of the clearest demonstrations of what ground poppy seed does: the seed is ground to a paste and becomes the sauce, thickening and enriching a dish that has almost nothing else in it. Potato is bland and starchy and the poppy supplies both body and most of the flavour.

How: Ground to a paste with green chilli for aloo posto; With nigella in a dry potato dish

Add alongside: Nigella, Mustard seed, Turmeric

• Use white poppy seed rather than blue: blue seed turns the dish grey, and the appearance is half of why the swap reads as wrong.

Aloo dishes and potato-stuffed parathas both run on it. Potato is bland and starchy and shows a sharp herbal note clearly, and ajwain’s slight bitterness cuts the heaviness of fried or roasted potato in a way a sweeter spice cannot.

How: Bloomed in oil for a dry aloo sabzi; In the filling for aloo paratha

Add alongside: Cumin, Asafoetida, Turmeric

• A quarter teaspoon is enough for a large dish; ajwain turns acrid well before most spices do.

Dry potato dishes are where a dry souring agent earns its place. A spiced aloo wants sourness and would be ruined by the water in lemon juice, so amchoor does the job without softening the potato or thinning the coating.

How: Dusted into a dry aloo sabzi at the end; In a samosa filling

Add alongside: Cumin, Chilli powder, Ajwain

The South Indian potato dishes — poriyal, the masala inside a dosa, potato fry — all begin with curry leaves in hot oil, and potato is an ideal carrier because it is starchy enough to hold the aromatic fat and mild enough not to compete with it. The crisped leaves are eaten with the dish rather than removed.

How: Tempered in oil with mustard seed before the potatoes go in; With turmeric and green chilli in a dry potato fry

Add alongside: Mustard seed, Turmeric, Asafoetida

The basis of aloo chaat and most street-food potato in North India. Boiled potato is bland, starchy and absorbent, which makes it the ideal carrier for a seasoning that is doing several things at once — black salt brings salt, sulphur and a slight tang, and the potato takes all three without contributing anything that argues with them.

How: Tossed through boiled or fried potato with chaat masala and lime; In aloo chaat with tamarind and yoghurt

Add alongside: Amchoor, Cumin, Tamarind

Potato is starchy, bland and cooked in fat, which is exactly the setting a fat-soluble resinous herb needs. The rosemary goes into the oil rather than onto the potato, and roasting drives the aroma into the surface as it crisps.

How: Whole sprigs in the roasting tin with the oil; Chopped fine into the fat for sautéed potatoes

Add alongside: Garlic, Black pepper, Salt

• Fine chopped needles on an exposed surface scorch and turn acrid. Whole sprigs are safer at high heat.

New potatoes with butter and dill is a fixed dish across Scandinavia, Russia and Ukraine, and the quantities used there startle visitors — dill by the handful rather than the sprig. Potato is starchy and quiet, butter carries the aromatics, and dill supplies the only flavour in the dish.

How: Tossed with new potatoes and butter; Through a potato salad with soured cream

Add alongside: Black pepper, Mustard seed, Yoghurt

Papa a la huancaína and causa are both built on this: boiled potato under or around a sauce whose colour and fruit come from ají amarillo. Potato and chilli were domesticated in the same region and the pairing is about as old as either.

How: Papa a la huancaína; In causa

Add alongside: Huacatay, Garlic, Lemongrass

Patatas bravas and pulpo a la gallega both put pimentón directly onto potato, and the reason it works is that a starchy, fatty surface holds the fat-soluble carotenoids and the smoke where a lean one would not. The paprika is dusted on at the end rather than cooked in.

How: Patatas bravas; Dusted over pulpo a la gallega

Add alongside: Garlic, Bay leaf

The pairing that carries a whole region of European cooking: new potatoes with butter and chives, or with soured cream, from Poland through Germany to Scandinavia. Potato is starchy and mild and wants an allium; a bulb allium would need cooking and would dominate, and chives supply the note raw and stop there.

How: Snipped over buttered new potatoes; With soured cream on a baked potato

Add alongside: Dill, Parsley

• Added to the pan rather than to the plate they contribute nothing

Potato is bland and absorbent and shows a savoury background clearly. In allium-free cooking a potato sabzi bloomed with asafoetida tastes as though it contains onion, which is the whole point of the ingredient.

How: In the oil before a dry potato sabzi; With nigella and turmeric in a Bengali-style dish

Add alongside: Nigella, Turmeric, Cumin

Potato salad, and the same reasoning as coleslaw — a starchy base with a rich dressing needs an aromatic bitterness, and celery seed provides it in a form that will not go limp overnight.

How: In a potato salad dressing; In the water when boiling potatoes for salad

Add alongside: Mustard seed, Dill, Black pepper

Potato soup with marjoram is a fixed dish across Germany, Poland and Czechia, and the logic is the same as for thyme and lentils: a starchy, aromatically quiet food leaves room for a herb that would be intrusive against anything stronger.

How: Stirred into potato soup near the end; With sautéed potatoes and onion

Add alongside: Caraway, Onion, Black pepper

Potato soup with lovage is standard across Poland, Czechia and Germany, and the pairing works on the same principle as thyme with lentils: a starchy, aromatically silent food leaves room for a herb that would be intrusive against anything stronger.

How: In a potato soup; With sautéed potatoes and onion

Add alongside: Marjoram, Caraway, Black pepper

Aloo methi in its various forms. Potato is bland and fat-absorbent, which makes it an unusually forgiving carrier for a spice as assertive as fenugreek — the bitterness lands somewhere soft.

Add alongside: Cumin, Turmeric, Garlic

Smoked paprika on roast potatoes gives colour and a barbecue-adjacent depth with no meat involved, which makes it one of the most useful vegetarian flavouring moves available.

Add alongside: Garlic, Cayenne pepper

• Toss with oil first. Dry paprika on a hot tray burns before the potatoes are done.

A Central and Eastern European staple combination, and a useful one because potato is bland, absorbent and starchy — it takes as much pungency as is given and softens the bitterness of the root at the same time. The two are also seasonal partners: both are winter keepers, which is how the pairing arose.

How: Grated through a warm potato salad with soured cream; Folded into mash to serve with beef or sausage

Add alongside: Dill, Onion

• Add it once the potatoes are off the heat. Stirred into a hot mash over the flame it will lose most of its bite.

Potato is starchy, bland and absorbent, which makes it a carrier rather than a competitor, and dill seed supplies warmth and a slight bitterness that stops a potato salad tasting flat under soured cream. The combination is standard across Eastern Europe and Scandinavia and works hot or cold.

How: Toasted and tossed through a warm potato salad with soured cream; In the water for boiled new potatoes

Add alongside: Dill, Onion, Mustard seed

Potato is bland and absorbent and takes sourness well, and the northern Indian dishes that pair them — aloo preparations, and the spiced potato filling in a paratha or samosa — are exactly the dry ones where a wet acid would be a problem. A filling that will be wrapped in dough has to hold together, so the acid must arrive as a powder.

How: In spiced potato fillings for paratha and samosa; In dry aloo dishes finished with the ground spice

Add alongside: Cumin, Coriander seed, Black salt

Rocoto and potato is Peruvian cooking in two ingredients: papa a la huancaína is a boiled potato under a sauce built on rocoto and cheese, and the pairing works because potato is bland and starchy and rocoto is fruity and immediately hot. The heat arrives fast and fades, which suits a cold dish.

How: In the huancaína sauce over boiled potato; Stuffed with potato and cheese as rocoto relleno