Nws yuav tsum tau siv rau ntawm cov plaub hau qhuav, thiab quab yuam co ua ntej siv.
Nias lub taub hau thiab tshuaj tsuag sib npaug li 15-20 centimeters ntawm cov plaub hau.
Cia li 1 mins thiab thaum qhuav, zuag los ntawm.
Ntxuav cov plaub hau ua ntej mus pw thiab kho cov plaub hau qub xim.