Rûn: The Kurdish Clarified Butter of the Zozan

Mero Ranyayi
May 30
6 min read

Rûn: The Kurdish Clarified Butter of the Zozan

Rûn is the fat that the Kurdish kitchen runs on. Clarified butter, rendered down from the butter churned on the summer high pastures, stored in clay jars to last the winter, it is the cooking medium for rice and bulgur, the richness stirred into soups and stews, the butter in the halva and the fat in the cheese. It is the golden residue of the whole Kurdish dairy cycle — the last thing made, and the thing that keeps longest, from the milk that starts as everything. Its name is sometimes written rowan, and in medieval sources the term appears repeatedly alongside praise for the quality of Kurdish dairy: the flavour and scent of Kurdish clarified butter, those writers noted, was distinctively floral, and they were right about why. That scent came from the zozan — the high summer pasture, the mountain meadow that gives the sheep the wild grasses and flowers that no lowland barn can replicate. The same wildflower slopes that feed the bees their honey and fill the foragers’ baskets with kenger and sirmo also flavoured the milk of the grazing flocks, and the butter churned from that milk in the mashk waterskin carried the meadow inside it. To clarify that butter is to concentrate and preserve the zozan’s gift: a golden jar of summer, sealed against the winter, tasting faintly of the mountain it came from. This is the one-hundred-and-sixteenth article in the series. Clarified butter is made across the region — Indian ghee, Arab smen, Persian rowḡan — and this series does not claim Kurds invented it. But rûn, from the Zagros summer pastures, in the clay jars of the Kurdish winter pantry, is the fat of a specific mountain life, and it completes the dairy chain this series has been building for over a hundred articles.

Key Takeaways

• Rûn (rowan) is Kurdish clarified butter — the cooking fat and preserved dairy of the mountain kitchen

• Made from butter churned in the mashk waterskin on the summer zozan (high pasture)

• Traditionally praised for its flower-like scent — a direct result of sheep grazing the wildflower zozan

• Stored in clay jars for winter; the final product of the Kurdish dairy cycle from milk to mashk to jar

Quick Facts

Kurdish Name: Rûn / rowan (clarified butter; cf. Persian rowḡan, Arabic smen)

Source: Sheep’s milk churned in the mashk (waterskin) on the summer zozan high pasture

Distinctive: A floral scent from the wildflower meadows the sheep grazed; praised in medieval sources

Stored: In clay jars; keeps for a year, the cooking fat of the Kurdish winter kitchen

Traditional Preparation

Making rûn is the last step in a chain that begins with the flocks moving up to the zozan each spring. On the high summer pasture, milk is collected each day from the ewes and left to sour into yogurt. That yogurt is then poured into the mashk — a waterskin made from the hide of a goat or sheep, sewn tight so it holds liquid — which is hung from a wooden frame called a malar and rocked, back and forth, for an hour or more. This rhythmic churning is the oldest technology in the Kurdish dairy tradition: as the yogurt sloshes and beats inside the skin, the fat globules collide and clump, and eventually a knob of pale butter separates out from the thin, tangy liquid (do, buttermilk) that remains. The butter is lifted out and worked to remove the last of the water, then gently melted in a wide pot over a low fire. As it liquefies and heats, the water steams off and the milk solids sink or float to the surface; the cook skims the foam and watches until the fat runs clear and golden and begins to smell of something almost nutty, almost sweet. That clear fat is rûn. It is strained through cloth into clean clay jars, which are sealed and set in a cool place. Stored correctly, rûn keeps for a year — the last great preserve of the Kurdish dairy summer, ready to fuel the kitchen through the cold.

The Scent of the Wildflower Pasture

Kurdish rûn has a literary reputation, and the source of it is the mountain itself. Medieval writers who noted the distinctive quality of Kurdish dairy products were not being diplomatic; they were describing something real. The sheep of the Zagros that graze the zozan wildflower meadows in summer — the same meadows that fill the honey bees’ baskets and provide the herbs that end up in the herbed cheese of Wan — produce milk that carries the meadow inside it, and the butter churned from that milk has a faint, floral scent that no lowland product can replicate. To clarify it into rûn is to concentrate and preserve that quality: a jar of zozan summer, sealed. This is also where a quiet loss is recorded. As increasing numbers of Kurdish flocks are fed on hay, stored grain, and farm by-products rather than grazing the wild mountain pastures, the distinctive flower-like scent of rûn has been fading. The ecology that produced it — the free-ranging flock on the high mountain meadow — is under pressure from displacement, military activity, and the disruption of the seasonal transhumance that once structured the pastoral year. The rûn in the jar is not just cooking fat; it is a record of a landscape and a way of life. The honest note, as always: clarified butter is made and prized across the whole region, from Indian ghee to North African smen. Rûn belongs to no one people exclusively. But from the Zagros zozan, in Kurdish hands, it has a specific history and a specific scent — and a place in any honest account of what the Kurdish mountains have produced.

Frequently Asked Questions

What is rûn?

Rûn (also rowan) is Kurdish clarified butter: butter made from sheep’s-milk yogurt churned in the mashk waterskin, then slowly melted and clarified so that all the water and milk solids are removed, leaving only clear, stable golden fat. It is stored in clay jars and used exclusively for cooking — drizzled over rice, stirred into soups, used in halva and other sweets. It keeps for up to a year.

How is rûn different from ordinary butter?

Ordinary butter contains water and milk solids, which means it can burn at high heat and will go rancid within weeks. Clarifying removes both, producing a pure fat that can be heated to high temperatures without burning, has a deeper, nuttier flavour, and keeps for months in a sealed jar without refrigeration. In the Kurdish mountain kitchen, where storing food through winter was essential, rûn was the cooking fat that lasted.

Why did Kurdish rûn have a distinctive scent?

Because of the wildflower zozan pastures. Sheep that graze freely on the high mountain meadows of the Zagros — the same wildflowers the bees forage for Kurdish honey — produce milk that carries those aromatic compounds, which pass into the butter and remain even after clarification. Medieval sources noted this flower-like scent as the hallmark of Kurdish dairy. As more sheep are fed on hay and farm by-products rather than the open zozan, the scent is fading.

Conclusion

Rûn is the one-hundred-and-sixteenth article in this series, and the quiet capstone of its dairy chain. It is the fat at the end of the whole beautiful Kurdish cycle of milk — the journey from the ewe on the mountain meadow to the mashk on the malar to the clay jar on the winter shelf — and it is the fat that makes everything else possible: the rice, the stew, the halva, the cheese. It carries the zozan in it, the faint floral note of a wildflower meadow that the sheep have already forgotten by the time the butter is churned. Medieval writers noticed it; modern livestock management is erasing it. One hundred and sixteen articles in, rûn stands for the whole pastoral intelligence of the Kurdish mountain kitchen — the long, careful chain that takes the abundance of a summer pasture and turns it, jar by jar, into the means to survive the winter.