Most English-language coverage of kokotxas calls them “hake cheeks” or “cod cheeks,” full stop, and stops there. That translation is wrong. The Basque word kokotxa comes from kokots, meaning chin, and every serious Basque-language source, a dictionary, an etymology reference, and even the hospitality school that trains the region’s own cooks, traces it the same way. Kokotxas are not a facial cheek muscle. They are the small, gelatinous piece of flesh beneath the lower jaw of hake or cod, and getting that distinction right is not pedantry. It explains why the dish behaves the way it does in a pan.
The mistake matters because it erases the part of the story that makes kokotxas worth the price they command. A cheek is just meat. A chin, specifically the collagen-rich muscle a fish works constantly while feeding and moving its gills, is why the same few ounces of fish can be fried, sauced, or turned into a self-thickening emulsion using nothing but its own juices and a pan tilted in a slow circle. Call it a cheek and the science behind the dish disappears. Call it what the Basque word actually says, and the cooking method stops looking like a trick and starts looking like biology.
This article draws on Basque and Spanish dictionary and etymology sources, the English-language glossary published by the Escuela de Hostelería de Leioa, a working Basque hospitality school, Spanish Wikipedia’s entry on cococha traced to its own Spanish-press citation, and two independent Basque regional newspapers’ coverage of the restaurant credited with turning a discarded fish part into a dish diners now pay a premium for.
Kokotxa Means Chin, Not Cheek
The word kokotxa is the diminutive of the Basque kokots, meaning chin or the area under the jaw. Basque and Spanish etymology references agree on this without exception. The Basque dictionary at significadode.org defines kokotxa as “barbilla,” Spanish for chin, and etimologias.dechile.net traces the same root, noting a possible secondary connection to the Latin cucullum. Spanish Wikipedia’s own entry on cococha, the Spanish rendering of the word, defines it directly as “la parte inferior de la barbilla de la merluza o del bacalao,” the lower part of the chin of hake or cod, a definition traced to Spanish newspaper reporting rather than invented for the encyclopedia entry.
Even the source most likely to repeat “cheek” undercuts its own claim. The Escuela de Hostelería de Leioa, a professional hospitality school in the Basque Country, publishes an English-language glossary that titles its entry “Kokotxas (cheek) of hake,” but the body text of that same entry describes the ingredient as “the lower part of the hake’s chin.” The school’s own page contradicts its own headline, and no English-language source citing it resolves that contradiction for the reader.
A working Pamplona asador makes the same point more plainly. Bidea2, an asador that sources its kokotxas fresh from the Cantabrian coast, states on its own site that “la palabra cocochas viene de kokotxas, en euskera, barbilla, lo que denota el origen de este plato,” the word cocochas comes from kokotxas, in Basque, chin, which denotes the origin of the dish. Four independent sources, a Basque dictionary, an etymology reference, Wikipedia sourced to Spanish press, and a professional hospitality school’s own body copy, agree: chin, not cheek. The Spanish name for this dish is cococha, and it inherits the same mistranslation whenever it crosses into English.
Why the Chin, Not the Cheek, Explains the Cooking
Anatomically, a kokotxa is a small, naturally gelatin-rich muscle beneath a fish’s lower jaw, near the gill area, one of the highest-motion parts of a fish’s anatomy because it works every time the animal opens its mouth to feed or breathe. That constant motion is why the tissue is so collagen-dense, and collagen is exactly what a cook needs to build the dish’s signature sauce.
The clearest example is al pil-pil, traditionally made with cod kokotxas only. The kokotxas are poached gently in olive oil at a warm, not hot, temperature until they begin to release their own gelatin, and the pan is then moved in a slow, steady circular motion, off the direct heat, to emulsify that released gelatin with the oil into a thick, glossy sauce. No flour, cream, or egg goes into a correctly made pil-pil sauce; the collagen already in the tissue is the only thickener the dish needs, the same collagen-driven technique behind Bilbao’s own bacalao al pil pil, applied here to a far smaller cut of fish. En salsa verde, the other classic preparation, works the same principle differently: garlic, parsley, and olive oil are cooked gently in a clay dish (cazuela de barro) without browning, and the pan is agitated (vaiven) at least twice off the heat so the kokotxas release enough of their own gelatin to thicken the sauce into an emulsion, whether made with hake or cod.
None of that is possible with an ordinary cheek muscle, which carries far less collagen and would simply toughen under the same gentle heat. The dish’s two defining sauces exist because of what a kokotxa actually is, a hardworking, collagen-rich muscle from the fish’s jaw, not because of any property a facial cheek would have.
From Fishermen’s Throwaway to Sixty Euros a Kilo
For most of the 20th century, kokotxas had no commercial value at all. Basque and Cantabrian fishermen discarded them or took them home for free, sold if at all alongside viscera and roe as what one working Pamplona asador’s own site calls a “second class” cut with no market price of its own. Multiple independent Spanish-language food press pieces repeat the same discard-to-delicacy arc, and none place the shift earlier than the mid-20th century.
Today the opposite is true. Only two kokotxas come from each fish, one on either side of the jaw, whether it’s hake or cod, and that built-in scarcity now drives a real price spread. Cross-checked across several current Spanish seafood retailers, fresh hake kokotxas run roughly sixty to one hundred fifty euros per kilo depending on season and whether the fish was line-caught, while cod kokotxas run roughly twenty-five to forty-five euros per kilo. Line-caught hake, sold as “de anzuelo” or “de pincho,” commands a premium over net-caught fish and is considered the higher-quality cut. Hake kokotxas tend to be smaller, finer, and more delicate, traditionally favored for salsa verde, while cod kokotxas run larger and more gelatinous, traditionally favored for pil-pil.
The scarcity is not just a market quirk; it is backstopped by law. EU fisheries regulation sets a minimum conservation reference size that hake must reach before it can be legally landed or sold for direct human consumption, twenty-seven centimeters in the Atlantic waters off the Basque and Cantabrian coast, and Spanish consumer-advocacy reporting has documented ongoing enforcement action against the illegal sale of undersized hake, confirming the rule is actively policed rather than a dead letter on the books. That legal floor on how much of any catch can be sold at all is part of why a kokotxas supply that was once given away now carries a price that rivals prime cuts of meat, the same scarcity-plus-regulation dynamic that pushes a plate of angulas even higher, a legal ceiling stacked on top of an already limited supply.
Pedro Arregi Turned a Discard Into Getaria’s Signature Dish
The clearest documented turning point in kokotxas’ rise from throwaway to delicacy has a name attached to it. Pedro Arregi, chef and founder of Restaurante Elkano in Getaria, a fishing town in Gipuzkoa on the Basque coast, began grilling kokotxas over coals in the late 1960s, using fish that Getaria’s own fishermen received as part of their pay, a traditional in-kind wage arrangement known locally as partia. Arregi and his family developed a specialized double-sided grilling tool, built specifically to hold the delicate kokotxas over open coals without them falling apart or overcooking, and the dish became one of Elkano’s signatures alongside the restaurant’s whole grilled turbot. Two independent Basque regional newspapers, Deia and Naiz, covered both Arregi’s career and his death in February 2014, and both credit him with the same grilling innovation.
That fourth method, a la brasa, sits alongside the three older preparations as the complete set a visitor is likely to encounter on a Basque menu today: rebozadas, breaded and fried; en salsa verde, the garlic and parsley emulsion described above; al pil-pil, the cod-only oil emulsion; and a la brasa, Arregi’s grilled version, dressed with little more than fire, salt, and a light garlic-oil finish. Elkano remains a working restaurant on Gipuzkoa’s coast today, still associated with the Arregi family, and its own site documents the restaurant’s decades of grilled-fish specialization directly.
Arregi’s innovation did more than add a fourth cooking method. Basque food press covering his career credit the grilling technique with turning kokotxas from a fisherman’s leftover into a dish restaurants could charge for, part of the same economic shift that pushed the price of the ingredient itself upward across the following decades.
Where to Order Kokotxas in Pamplona
Pamplona has no coastline of its own, so kokotxas are not a “local” catch the way txistorra or Roncal cheese are native Navarran products, and this article does not force that connection where it does not exist. But hake and cod kokotxas are a genuine, present-tense fixture on the menus of several of Pamplona’s own asadores, part of the same grill tradition that runs from Zaldiko’s cider-house-turned-asador in the Casco Viejo to newer kitchens on the city’s edge, sourced fresh from the Cantabrian coast and served the same day.
Asador Casa Angel, a family restaurant on Calle Abejeras that describes itself as operating “since 1978,” lists kokotxas de merluza pil-pil directly on its published menu. Asador Olaverri, open since November 1963 according to the restaurant’s own history page and a 60th-anniversary feature in Navarra Capital, added grilled wild fish, including hake and cod kokotxas, to its offering in 2000 under the second and third generations of the Olaverri family. Bidea2, a contemporary asador in Cizur Menor on Pamplona’s edge, sources its kokotxas directly from the port of Pasajes on the Cantabrian coast and grills them the same day, marketing itself explicitly around not needing to travel to the coast to eat them fresh.
None of these restaurants exist because of San Fermín, and none sit on the encierro route. That is the honest version of Pamplona’s relationship to kokotxas: an inland city whose own asador tradition has fully absorbed a coastal Basque delicacy, not a dish invented for festival week or tied to it in any documented way. A visitor curious about kokotxas away from the coast itself does not need to leave Pamplona to find them done properly.
FAQ
What is a kokotxa?
A kokotxa is the small, gelatinous piece of flesh from the lower jaw or chin area of hake or cod, one on each side of the fish. It is not a cheek muscle, despite that being the standard English translation. Only two kokotxas come from each fish, which is part of why the ingredient carries a premium price.
Is kokotxa a cheek or a chin?
A chin. The Basque word kokotxa comes from kokots, meaning chin, and this is confirmed by Basque and Spanish dictionaries, an etymology reference, Spanish Wikipedia, and the body text of a Basque hospitality school’s own glossary. “Cheek” is the standard English translation, but it does not match the word’s actual Basque meaning or the fish’s anatomy.
Why are kokotxas so expensive?
Only two kokotxas come from each fish, one per side of the jaw, and EU regulation sets a minimum size hake must reach before it can legally be sold, which limits how much of the catch can enter the market at all. Fresh hake kokotxas currently run roughly 60 to 150 euros per kilo and cod kokotxas roughly 25 to 45 euros per kilo, with line-caught hake commanding the highest prices.
Where can you eat kokotxas in Pamplona?
Several of Pamplona’s own asadores serve hake and cod kokotxas sourced fresh from the Cantabrian coast, including Asador Casa Angel, Asador Olaverri, and Bidea2 in nearby Cizur Menor. Pamplona has no coastline of its own, so the dish is not a native Navarran product, but it is a genuine, current fixture on the city’s grill-restaurant menus.
Every article on the Encierro blog is authored or reviewed by active bull runners with direct experience in Pamplona.