Earth oven potatoes, milcao chapaleles, and vegetables traditionally prepared in an earth oven. It has spread to the southern areas of Chile. Earth oven cooking is sometimes used for celebratory cooking in North Africa, particularly Morocco: a whole lamb is cooked in an earth oven (called a "tandir", etymologically related to the Central- and South-Asian tandoor and possibly descended from an Akkadian word "tinuru") in a manner similar to the Hawaiian kalua. Among Bedouin and Tuareg nomads, a simple earth oven is used – often when men travel without family or kitchen equipment in the desert. The oven is mostly used to
Masonry oven oven may be wrapped in mineral wool blankets (similar to fiberglass but made from clay or rock and much more resistant to high temperatures and thermal cycling). Mineral wool blankets do need to be covered — either with a reinforced stucco shell, tile, or equivalent. Based on a survey of Canadian clay ovens, Boily and Blanchette suggest an ideal relationship between door and dome height of 63% -- a higher dome will reduce radiant heat, while a high door will allow heat to escape; if the door is less than 63% of dome height, air and smoke can't circulate freely