Longfin Eel

The longfin eel (*Anguilla dieffenbachii*) is a freshwater species endemic to New Zealand, revered in Māori culture as a taonga (treasure) and a traditional food source. Prized for its rich, fatty flesh, the eel has a distinct, earthy flavour with a firm yet tender texture when cooked properly. Key ingredients for preparation are minimal to let the eel shine: typically salt, native herbs like horopito or kawakawa, and a cooking method that renders the fat—such as smoking, grilling, or slow-roasting.

A great version of longfin eel is defined by its texture and seasoning. The flesh should be moist and flaky, never dry or rubbery, with the natural oil content balanced by a light smokiness or char. In Auckland, chef Ben Bayly of the restaurant **Ahi** has been noted for his refined approach to indigenous ingredients. As food critic **Mark Wiens** observed during a visit, the eel at Ahi is prepared with a deep respect for its provenance, often featuring a delicate glaze that complements rather than masks the fish's inherent richness. The dish is distinguished by a perfect sear and a silky interior.

Regional variations are limited due to the eel’s protected status and declining wild populations, but traditional Māori methods include hanging eels to dry or smoking them over manuka wood. Modern interpretations, like those at Ahi, incorporate contemporary techniques while honouring the ingredient’s cultural significance. Sustainability concerns have led to increased aquaculture efforts, ensuring this iconic New Zealand ingredient remains available for future generations.