Stay of proceedings of acupuncture needle of this chop any of several hot spice plants is, 10 minutes can have been done, acupuncture needle stay of proceedings is easy ripe, conflagration evaporate 5 minutes OK, calculate on clean acupuncture needle stay of proceedings and cut chopped green onion, burn the time of hot oil 10 minutes absolutely enough. Can preexistence a pot for steaming food pours water to be burned, awaiting the time that water burns, can use clean acupuncture needle stay of proceedings and place dish; In the time that acupuncture needle stay of proceedings makes into boiler evaporate, can use cut chopped green onion and the oil that burn heat. So calculate come down, 10 minutes are more than sufficient.