surface of the milk should be at a 45° angle,float up and down the steel up to decide the milk foam is big or small.
make enough milk foam first,then adjust the position the the steam pipe,reduce the noise or increase the temperature of the milk.
(1)choose cold milk between 2℃ and 4℃,the volume of the milk should be one third of the volume of the steel cup.
(2)open the machine and the steam valve several seconds to let the cold water out.
(3)put the thermometer into the container,then put the steam pipe into the milk,and turn on the button.
(4)let the mouth of the steam pipe at a 45° angle to the surface of 