You can use cumin instead of coriander at a ratio of 1:1. Cumin can replace coriander at a 1:1 ratio, and the dish turns deeper, earthier and smokier for it. Coriander is mild and citrusy, while cumin is bold and savoury, so the swap adds a depth that coriander never gives, and it needs a careful hand in a light dish.

All amounts in this guide are approximate. Taste as you go, adjust to your dish, and verify with a kitchen scale where weighing matters, because a spoonful can vary with how full it is and how finely the ingredient is ground.

The ratio, in a table

The table below scales the swap from the smallest amount to a full batch. The rule never changes: 1:1.

Coriander called for Cumin to use Notes
1/4 tsp coriander 1/4 tsp cumin Start here for a first try
1/2 tsp coriander 1/2 tsp cumin
1 tsp coriander 1 tsp cumin The most common amount
1 tbsp coriander 1 tbsp cumin
2 tbsp coriander 2 tbsp cumin Taste before adding more

Worked examples

A Thai curry with no coriander

A Thai curry recipe calls for 1 tablespoon of ground coriander in the curry paste, but the coriander jar is empty. Use 1 tablespoon of cumin instead, ground into the paste the same way. The curry turns deeper and earthier, with a smoky warmth that suits the coconut milk, though it loses coriander's citrusy brightness. It is still a good curry, especially with extra lime at the end, which restores some of the brightness that coriander would have given.

A carrot and coriander soup

A carrot soup recipe asks for 2 teaspoons of ground coriander stirred into the soup. Swap in 2 teaspoons of cumin, stirred in at the same point. The soup turns deeper and more savoury, with an earthy warmth that suits the sweet carrots, though it loses the light, citrusy note that makes the classic soup so fresh. It is a different soup, more like a spiced winter soup than a bright spring one, and it is still a good one.

A spice rub for grilled chicken

A spice rub recipe calls for 1 teaspoon of coriander mixed with salt, pepper and garlic. Use 1 teaspoon of cumin instead, mixed the same way. The chicken turns deeper and smokier, with a savoury warmth that suits the grill, and the rub gives the chicken a richer colour. Coriander would have given the rub a lighter, citrusy note, while cumin gives it a bolder, more savoury one, and on a grill the bolder version wins.

What changes in the result

The flavour turns deeper, earthier and smokier, because cumin is one of the boldest spices in the kitchen, while coriander is one of the mildest. A curry made with cumin tastes more savoury and less bright than the same curry made with coriander, which gives a light, citrusy lift. The colour darkens slightly, and the aroma turns more intense. The texture does not change. The dish gains depth and loses brightness, which suits a rich curry and a spice rub, and matters more in a light soup, where coriander's freshness was the point.

When not to substitute

Do not swap a hot spice for a sweet one (or the reverse) without tasting — the dish changes completely. If the recipe depends on coriander for its defining flavour or structure, do not make the swap at all. Buy the missing ingredient instead, because a substitution that changes the dish into something else is not a substitution worth making.

Where it works best, and where it does not

Cumin shines as a coriander substitute in curries, spice rubs, chilli, roasted meats and rich stews, where its depth is welcome. It is at its best in dishes where the spice needs to stand up to strong flavours. It fails in light soups, in Thai cooking and in any dish where coriander's citrusy brightness is the defining flavour, because the dish turns too heavy. For those dishes, use a mix of cumin and lemon zest, which restores some of the brightness that coriander would have given.

How to use it well

Use the same amount, 1:1, but taste before serving, because cumin is stronger than coriander and can dominate a light dish. Bloom the cumin in oil just as you would coriander, because both spices need heat to release their flavour. If the dish is a light soup or a Thai curry, add a squeeze of lime or lemon at the end, which restores the brightness that coriander would have given. If the recipe uses whole coriander seeds, use whole cumin seeds instead, toasted and ground, because the method is the same.

A quick note on measuring: ground coriander and ground cumin weigh almost the same per teaspoon, so the 1:1 volume swap needs no conversion. The difference is flavour: cumin is earthier and smokier, while coriander is brighter and faintly citrusy. In a curry or a spice rub, start with three quarters of the cumin and add the rest after tasting, because cumin's flavour grows stronger as it cooks.

Frequently asked questions

Can I use cumin instead of coriander?

Yes, at a 1:1 ratio, in curries, spice rubs, chilli and rich stews. Cumin is deeper, earthier and smokier than coriander, so the dish will taste bolder and less bright. Do not use it in light soups or Thai dishes where coriander's citrusy freshness is the point; use a mix of cumin and lemon zest there instead.

How much cumin replaces coriander?

The same amount, 1:1. A recipe calling for 1 tablespoon of ground coriander needs 1 tablespoon of cumin, and a recipe calling for 2 teaspoons of coriander needs 2 teaspoons of cumin. Because cumin is stronger, taste before adding more, and use a little less if the dish is delicate.

Does cumin taste like coriander?

No, though they are often used together. Coriander is mild, warm and slightly citrusy, while cumin is earthy, smoky and bold. They are the classic pair in Indian cooking, where coriander gives brightness and cumin gives depth, so a dish made with cumin alone tastes heavier than a dish made with coriander alone. The swap deepens the dish.

Can I use cumin instead of coriander in a Thai curry?

You can, but the curry will taste different. Thai cooking leans on coriander's citrusy brightness, and cumin gives it an earthier, more Indian character. The curry will still be good, especially with extra lime and fresh coriander leaf at the end, which restore some of the brightness. If you have any coriander at all, use it, even a small amount, with cumin making up the rest.

What is the best substitute for coriander?

Cumin is the best all-round substitute, because it works in the same dishes and gives a similar warmth. For a light dish, a mix of cumin and lemon zest comes closer, because the zest restores coriander's citrusy brightness. Caraway seeds are closer in flavour but harder to find. For most dishes, cumin is the right call, with a squeeze of lime at the end.

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