Aotearoa New Zealand — Māori (Polynesian) earth-oven tradition; the hangi technique is related to the Hawaiian imu and Pacific umu; practised for over 700 years of Māori settlement in New Zealand
The Māori earth oven — a communal cooking method in which stones are heated in a fire for 2–3 hours, placed in a pit, covered with wire baskets of meat (chicken, pork, lamb) and vegetables (kumara/sweet potato, potato, pumpkin), then buried under sacking and earth for 2–4 hours of steam-roasting — produces food that is uniquely flavoured by steam, smoke, and earth: a subtle, mineral earthiness permeates the quietly yielding, tender meat and sweet root vegetables. Hāngī is always a communal event — prepared by a community of men and women over many hours and consumed by the whole community. It is prepared for tangihanga (funerals), hui (gatherings), and celebrations; the hāngī master's skill in stone selection and heat management is respected knowledge passed between generations.
Communal feast food — always shared; the meat is tender and slightly smoky with an earthy mineral undertone; kumara is sweet and yielding; served with simple salads and bread; the flavour is inseparable from the social occasion of eating hāngī together
{"Stone selection is critical — use non-porous volcanic basalt or granite; sedimentary or limestone rocks contain trapped water that expands explosively when heated, shattering the rocks dangerously","The stones must reach bright-red heat (850°C+) before the food is placed — insufficient stone heat produces undercooked food; over 3 hours of burning is standard","Wet sacking and earth must be placed immediately after the food — any delay allows steam to escape before the cooking environment forms; speed of burial is essential","Do not disturb the hāngī during the cook — opening the earth releases all accumulated steam; if opened, an additional hour of cooking should be added"}
Line the wire baskets with aluminium foil for a cleaner result that retains juices within each basket — traditional hāngī is cooked directly in the baskets and the juices mingle freely; the foil version is a contemporary adaptation that produces a more restaurant-presentable result. Kumara (Māori sweet potato variety) is the ingredient most transformed by hāngī — its natural sugars caramelise subtly in the steam environment and it absorbs the smoke-earth note better than any other vegetable.
{"Using the wrong stone — sedimentary rocks explode when heated; this is a safety issue as much as a culinary one","Insufficient stone heat — pale, cool stones cannot produce enough steam for the required internal cooking temperature; invest the full heating time","Thin covering of earth — the earth insulates and maintains temperature; thin covering allows rapid heat loss and extends cooking time unpredictably","Short cooking time — 2 hours minimum for a medium hāngī; 3–4 hours for large quantities with large cuts"}