Show fireless Fi rele cooker cookers not new pits which had been used as fireless cookers some 2000 years ago by the inhabitants of what la Is now ari art zona were ere uncovered by an expedition from the university of arizona they were five feet deep and the same in dl din ii eter a fire was built in the bottom of the pit and after it died down hot rocks were placed on the bott bottom orn A layer of greens came nest next followed by the food to be cooked with a final layer of greena greens tor for a coy covering coveri ertag ag |