cov khoom noj uas ploj mus yog cov uas yuav lwj, lwj lossis tsis muaj kev nyab xeeb rau kev noj yogtsis khaws cia hauv tub yees ntawm 40 ° F lossis qis dua, lossis khov ntawm 0 ° F lossis qis dua. Piv txwv ntawm cov khoom noj uas yuav tsum tau khaws cia hauv tub yees kom muaj kev nyab xeeb muaj xws li nqaij, nqaij qaib, ntses, khoom noj siv mis, thiab tag nrho cov khoom noj uas siav.
Yam khoom ntawm cov khoom puas tuaj yeem raug puas tsuaj?
7.1 Taw qhia. Cov khoom noj uas ploj mus, xws li txiv hmab txiv ntoo thiab zaub, khoom noj siv mis, ntses, thiab nqaij, muaj qhov txwv txee lub neej tom qab sau lossis ntau lawm. Qhov kev ncua ua ntej lawv yuav tsis tuaj yeem ua lag luam lossis tsis tuaj yeem yog nyob ntawm cov khoom noj nws tus kheej thiab ntau yam ntawm ib puag ncig.
3 yam piv txwv ntawm cov khoom puas tsuaj yog dab tsi?
MEANING OF PERISHABLE FOOD
Piv txwv ntawm cov khoom noj uas ploj mus yog: nqaij, nqaij qaib, ntses, zaub thiab txiv hmab txiv ntoo nyoos. Qee cov kab mob tuaj yeem ua rau cov zaub mov lwj thiab tsim cov ntxhiab tsw, saj thiab textures.
Puas yog tag nrho cov khoom puas tsuaj?
21.1. 1 Kev Taw Qhia. Txhua yam khoom noj yog cov khoom lag luam uas tuaj yeem ua tsis tau, raug rau cov kab mob microbial. Tam sim no, ib qho ntawm kev siv zog loj tshaj plaws ntawm kev lag luam yog los tsim cov tshuab ntim khoom tshiab los xyuas kom meej kev lag luam ntawm kev ruaj ntseg-txhim kho cov khoom, tswj qhov zoo thiab txuas lub neej txee.
Koj ua li cas cov khoom puas tsuaj?
Ntawm no yog plaub lub tswv yim zoo rau kev tuav cov zaub mov tsis zoo:
- Siv qhov zoo tshaj plawszaub mov. Ua ntej, koj yuav tsum xyuas kom meej tias koj tab tom yuav khoom noj khoom haus zoo thiab cov khoom xyaw. …
- Ua raws li cov lus qhia cia. …
- Ua kom chav ua noj thiab chaw tsim khoom noj kom huv si. …
- Nco ntsoov ntxuav tes.
