i use african method. laying them on ground steping on wings by left foot and on feet by right foot. then slit the throat, or cut the head off. somtimes i let them struggle if have enough space for.otherwise i impound them under my feet till die completely.
i use African method. laying the wings and feet under my feet, and slitting the throat with a sharp knife. after that, if i have enough and apposite place, let it to go and struggle. and otherwise i continue laying it under my feet till it die.