Kev Noj Haus:

Cov khoom uas yug noj kuj ua rua yug mob taub hau tau hab. Yuav tsum txhob noj ntau ntau los yog tsaug tsaug. Yog yug yeej ib txwm noj le caag, yuav tsum tau noj le ntawv xwb.



Yog noj ntau tshaaj los yog miv tshaaj ntawv, yuav ua tsua yug mob taub hau tau hab. Tej yaam khoom noj kws yug yuav tsum tsis txhob noj ntau ntau muaj xws li cov khoom kws muaj cawv los yog (yeast) nyob rua huv. Yog le, cov kws nyam nyam haus cawv yuav tsum txhob hau ntau ntau hab tsaam teg ho mob taub hau.