Kev siv cov tshuab ziab khaub ncaws kom qhuav hauv kev ua cov nceb shiitake yog ib kauj ruam tseem ceeb ntawm kev ua tiav niaj hnub sib sib zog nqus hauv kev lag luam cov khoom noj khoom haus. Cov txheej txheem ziab khaub ncaws xws li lub hnub ziab thiab cua kub kom qhuav, thaum txuas lub txee lub neej ntawm shiitake nceb, feem ntau ua rau poob ntawm cov as-ham. Kev taw qhia txog kev siv tshuab khov-drying, uas suav nrog qhov ntsuas kub qis thiab lub tshuab nqus dej, tso cai rau kev khaws cia tag nrho cov khoom noj khoom haus ntawm cov nceb shiitake, qhib txoj hauv kev tshiab rau kev txhim kho cov khoom zoo ntawm shiitake.
Nyob rau hauv cov nqe lus ntawm kev khaws cov khoom noj khoom haus, khov-drying tshuab qhia tau zoo heev. Cov kev tshawb fawb tau pom tias khov-qhuav shiitake nceb khaws cia ntau dua 95% ntawm lawv cov ntsiab lus protein, ntau dua 90% ntawm lawv cov vitamin C, thiab ze li ntawm tag nrho lawv cov haujlwm polysaccharide. Qhov tshwj xeeb khaws cia ntawm cov as-ham ua rau khov-qhuav shiitake nceb yog qhov tseeb "cov khoom muaj nqis ntawm cov khoom noj." Ntxiv mus, cov txheej txheem khov-drying zoo kawg nkaus tswj lub cev daim ntawv ntawm nceb. Cov nceb khov-qhuav shiitake khaws lawv cov qauv zoo li lub kaus, nthuav tawm cov kev ntxhib los mos uas yuav luag tag nrho rov qab los rau nws lub xeev tshiab thaum rov ua dej. Cov yam ntxwv no tsis yog tsuas yog txhim kho cov khoom muag pom kev zoo xwb tab sis kuj muab kev yooj yim rau kev ua noj thiab ua tom qab.
Cov txheej txheem ntawm ua kom khov-Dried Shiitake Mushrooms:
1. Kev kho cov khoom siv ua ntej: Kev xaiv cov khoom siv raw yog thawj kauj ruam hauv kev ua kom cov khoom zoo. Cov nceb tshiab, tsis muaj kab mob, thiab tsis muaj kab mob zoo shiitake nceb raug xaiv, ntxuav kom tshem tawm cov av, plua plav, thiab lwm yam impurities, thiab kev saib xyuas yog ua kom muaj kev ncaj ncees ntawm cov nceb. Tom qab ntxuav, qhov chaw noo noo yog drained.
2. Siv lub tshuab ziab khaub ncaws kom khov-qhuav theem: cov txheej txheem ua ntej-freezing siv tshuab ceev-freezing kom ncav cuag qhov kub ntawm -35 ° C, thiab lub sij hawm ua ntej-freezing feem ntau yog 2-4 teev raws li cov tuab ntawm cov khoom siv raw. Cov nceb khov shiitake tau muab tso rau hauv lub tshuab ziab khaub ncaws kom qhuav, thiab cov theem ziab yog nqa tawm hauv qhov chaw nqus, thiab qhov kub ntawm lub phaj cua sov yog maj mam nce mus rau -10 ℃ to -5 ℃ kom tshem tawm cov dej dawb. Hauv cov txheej txheem no, cov khoom siv kub yuav tsum tau saib xyuas hauv lub sijhawm tiag tiag kom ntseeg tau tias nws tsis tshaj qhov kub ntawm eutectic point. Tom qab tshem tawm cov dej dawb, lub phaj cua sov yuav tsum tau nce ntxiv mus rau 30 ° C mus rau 40 ° C kom tshem tawm cov dej khi. Tom qab khov-qhuav, cov dej ntsiab lus ntawm shiitake nceb yog txo mus rau 3% mus rau 5%. Txij li thaum tag nrho cov txheej txheem yog nqa tawm ntawm qhov kub thiab txias, cov khoom xyaw nquag ntawm shiitake nceb yog khaws cia, thiab cov as-ham zoo dua khaws cia txawm nyob rau hauv lub sijhawm ntev.
3. Ntim: Lub ntim yog ntim nrog nitrogen, thiab cov khoom seem ntawm cov pa oxygen tswj tau qis dua 2%. Nitrogen-filled ntim tsis tsuas yog ua tau zoo tuav lub nkig saj ntawm khov-qhuav shiitake nceb, tab sis kuj muab kev tiv thaiv zoo dua hauv kev thauj mus los thiab khaws cia.
Yog tias koj txaus siab rau pebLub Tshuab ziab khaub ncawslos yog muaj lus nug, thov koj xav dawb rauTiv tauj peb. Raws li cov chaw tsim khoom ntawm lub tshuab ziab khaub ncaws khov, peb muab ntau yam kev qhia tshwj xeeb, suav nrog tsev neeg, chav kuaj, tus tsav, thiab cov qauv tsim. Txawm hais tias koj xav tau cov cuab yeej siv hauv tsev lossis cov khoom siv loj loj, peb tuaj yeem muab koj cov khoom zoo tshaj plaws thiab cov kev pabcuam.
Post lub sij hawm: Mar-17-2025
