What is coriander seed?
Coriander seed is the dried, spherical fruit of Coriandrum sativum, a member of the carrot family (Apiaceae). It is the same plant whose fresh green leaves are sold as fresh coriander (cilantro), but the seed is entirely different in flavour: warm, citrusy and sweet, with an aroma reminiscent of orange peel and none of the soapiness some people taste in the leaves. Native to the eastern Mediterranean and southern Europe, it was cultivated by the ancient Egyptians, and seeds were found in the tomb of Tutankhamun. It is kuzbara nashfa (dry coriander) in Egypt, kuzbara yabisa in the Levant, kuzbara or the Persian-derived kishniz in Iraq, and kuzbara in the Gulf.
In the Egyptian kitchen it partners cumin in the famous garlic tasha for molokhia, and seasons liver, ta'ameya and dukkah. In Iraq it goes into kubba, dolma and timman spicing; in the Levant into kibbeh, ful and mezze; and in the Gulf it is a pillar of kabsa, mandi and mashkhool blends. It is also one of the most traded spice seeds in the world thanks to curry powders, pickles, sausages and brewing.
Varieties and origins
The plant has two main botanical varieties that differ in seed size and essential-oil content: the large-fruited var. vulgare and the small-fruited var. microcarpum, and this distinction underlies the commercial grades. The main origins are India (the largest producer and exporter, Rajasthan and Madhya Pradesh), Egypt, Morocco, Russia, Ukraine and Bulgaria, Syria, Turkey and Iran.
Coriander Whole Large Seed
Round seeds 4–6 mm across, pale yellowish-brown, the type grown in Egypt, Morocco and India. Essential oil is lower (0.3–0.8 %) but the flavour is gentler, sweeter and more citrusy, making it ideal for fine grinding, dukkah, the tasha, pickles and baking.
Coriander Whole Small Seed
Smaller (2–3.5 mm), firmer seeds grown in Russia, Ukraine, Bulgaria and eastern Europe, and in parts of Syria. Essential oil is higher (0.8–1.5 %, sometimes up to 2 %), which makes it the preferred choice for oil extraction, concentrated spice blends and whole-seed toasting in dishes. The aroma is stronger and sharper.
Coriander Ground Fine and Organic Coriander
Fine ground coriander is milled from cleaned seed to a uniform fineness, ready for the tasha and marinades. Organic coriander is grown without synthetic pesticides or fertilisers under accredited certification and supplied whole.
| Variety | Origin | Character | Best use |
|---|---|---|---|
| Large seed | Egypt, Morocco, India | 4–6 mm seed, sweet gentle flavour, lower oil | Grinding, tasha, dukkah, pickles, baking |
| Small seed | Russia, Ukraine, Bulgaria, Syria | 2–3.5 mm seed, high oil, sharp aroma | Oil extraction, concentrated blends, whole toasting |
| Ground fine | Egypt / India | Ready to use | Molokhia, liver, daily seasoning |
| Organic | Egypt | Certified organic | Organic shops and conscious consumers |
Quality standards and grades
The dedicated international standard is ISO 2255 (whole and ground coriander, specification), with the test methods ISO 939, ISO 6571, ISO 928 and ISO 930, ASTA cleanliness specifications, ESA minima and Codex CXS 326-2017. Indian Agmark grades coriander as Special, Standard and General by split seed, foreign matter and damaged seed, and Egypt has a national standard for coriander seed. Pesticide residues and aflatoxin are also important checks, as Indian coriander has had shipments rejected in some years for contamination.
| Parameter | Typical acceptable value | Note |
|---|---|---|
| Moisture | Max. 9 % (ISO 2255) | Standard limit |
| Volatile oil | Min. 0.3 ml/100 g (large) and 0.6 (small) | Premium lots 0.8–1.5 % |
| Linalool in the oil | 60–75 % | Main compound behind the floral-citrus aroma |
| Total ash | Max. 7 % | Per ISO 2255 |
| Acid-insoluble ash | Max. 1.5 % | Dust indicator |
| Split seeds (halves) | Max. 5–10 % | Halves lose their oil faster |
| Extraneous matter | Max. 1–2 % | Typical value |
These are typical trade values except where stated as a limit in the standard. By the senses: good seed is round and intact rather than split, a uniform light golden-brown (neither green and unripe nor dark brown and old), and releases a clear sweet citrus aroma when rubbed. Old coriander smells woody and flat and tastes bitter. Good ground coriander is yellowish-beige, not grey.
Whole versus ground: processing
Dry-toasting coriander seed lightly until it begins to crackle and smell fragrant, then grinding it fresh, is the secret of Egyptian dukkah, kabsa spice and curry powders. Fresh grinding matters because the seed coat protects the essential oil; once milled, the seed loses half its aroma within months. Whole coriander can also be coarsely cracked for pickles and sausages, where it provides a characteristic crunchy texture.
Culinary uses
In Egypt, molokhia is never cooked without the tasha of coriander and garlic in ghee, and coriander seasons liver, ta'ameya, dukkah, koshari and fish spice. In Iraq it goes into kubba, dolma, qeema and soups; in the Levant into meat kibbeh, ful with coriander, falafel and spicy potatoes. In the Gulf it is fundamental to kabsa, mandi, machboos and fish spice. Worldwide it is the backbone of Indian curry powders, Thai curry pastes, European pickles and some beers.
Dosage: one tablespoon of ground coriander per kilogram of meat or vegetables, and more is fine because it is a gentle spice that rarely dominates. It pairs with cumin, garlic, black pepper, ginger, cinnamon and lemon, and suits chicken, fish, lentils, carrots and pumpkin.
Storage and shelf life
Keep whole seed in an airtight container away from light and humidity; it stays excellent for two to three years. Ground coriander keeps its aroma for only 6–9 months because linalool evaporates quickly. Buy whole and grind a week's supply at a time, and check stock regularly for storage pests.
Traditional and health uses
Coriander seed was used in ancient Egyptian and Arab medicine to relieve colic, expel wind, aid digestion and calm the nerves, and its warm infusion is still drunk in Egypt and the Levant for bloating. Preliminary studies point to antioxidant properties and a possible effect on blood sugar and cholesterol, but evidence remains limited. It is safe in moderate culinary use, with rare allergy among people sensitive to the carrot family.
The Sheikh Al-Attareen range
- Coriander Whole Large Seed
- Coriander Whole Small Seed
- Coriander Ground Fine
- Organic Coriander
Sheikh Al-Attareen buys large-seed coriander from Delta and Upper Egypt farms at harvest and imports small-seed coriander from trusted sources in eastern Europe and Syria. Every shipment is tested in our laboratory for moisture, volatile oil, split seed, extraneous matter and pesticide residues, then cleaned, milled in small batches and packed at our facility in Mansoura. The products are available at our branches in Egypt, Iraq (Baghdad and Erbil) and Syria (Homs), and through our online store.
Frequently asked questions
What is the difference between large-seed and small-seed coriander?
Large seed is gentler and sweeter and best for everyday grinding; small seed is richer in volatile oil and more aromatic, preferred for concentrated blends and oil extraction.
Does the seed taste like fresh coriander leaves?
No. The seed is warm, citrusy and sweet with an orange-like aroma, without the soapy note some people notice in the leaves.
Should coriander be toasted before grinding?
A light toast doubles the aroma and adds nuttiness, which is the basis of dukkah and kabsa spice, though the Egyptian tasha fries ground coriander directly in ghee.
How long does ground coriander keep?
Six to nine months in good condition, while whole seed stays excellent for two to three years.