Concentrated juices: kev faib tawm thiab kev siv technology ntau lawm

Zus tau cov kua txiv hmab txiv ntoo yog tsim rau qhov yooj yim, qhov no yog ib nrab theem ntawm cov kua txiv hmab txiv ntoo tshiab thiab rov ua dua tshiab, uas tau ntim nrog cov khw muag khoom. Kev siv cov khoom nyoos no tawm tsam ntawm cov neeg siv khoom. Lawv puas txhaum?

Cov tshuab siv ntau lawm

Kua dej tau muab faib raws li txoj kev ua ntawm kev siv thiab ua cov hom phiaj rau: hom khov nab npawb, ncaj qha nias, thiab ua zoo dua. Yuav kom tau cov kua txiv hmab txiv ntoo, nws yuav tsum tshem tag nrho cov dej ntau tshaj ntawm cov kua txiv hmab txiv ntoo tshiab. Freshly squeezed - ncaj qha squeezed kua txiv uas tsis tau undergone tej kev kho mob. Ntau lawm ntawm cov kua txiv hmab txiv ntoo yog ua tiav nyob rau hauv peb txoj kev:

• Evaporation. Cov kua txiv hmab txiv yog muab tso rau hauv ib qho chaw nqus plua plav tshwj xeeb thiab rhuab. Yuav kom boil tsis coj, ua tsaug rau uas tag nrho cov tseem ceeb thaj chaw ntawm kua txiv yog khaws cai. Raws li ib tug ntawm evaporation, ib tug viscous, viscous loj resembling zib mu yog tau.
• Cia kom khov. Cov txheej txheem rov qab rau evaporation, tshaj dej tsis yog evaporated, tab sis freezes.
• Membrane txoj kev. Cov kua txiv kis tau los ntawm ib daim nyias nyias uas muaj qhov dej sib cais tawm ntawm txhua yam.

Tom qab muab qhov kev xav tau, nws yog khov, los yog pasteurized thiab cov kaus poom rau kev thauj mus los ntxiv rau kev cog kev cog ntawm qhov khoom kawg. Yog hais tias tus mob ua kom tiav, nws tsim nyog txij 6 lub hlis mus rau ib lub xyoos. Cov txiv hmab txiv ntoo sib txawv muab ntau cov nqi ntawm cov concentrate. Txiv hmab txiv ntoo sau nyob rau hauv txawv teb chaws muab ib tug txawv flavor ntawm feeb kom meej. Tib yam siv rau sau xyoo thiab ntau yam txiv hmab txiv ntoo.

Kev specifications (GOST R 52185-2003)

Tej yam kev mob rau cov kua qaub tshaj yog txiav txim siab los ntawm Gosstandart. Txiv mab txiv ntoo cov kua txiv hmab txiv ntoo, cov kev kho mob uas tau pom nyob rau hauv raws li cov qauv, ua ib yam khoom zoo rau kev siv ntxiv. Ntawm no yog qhov yuav tsum tau ua rau cov khoom siv raw. Nws raug tso cai rau siv cov concentrated aromatic tshuaj tau los ntawm cov txiv hmab txiv ntoo ntawm tib hom. Nws raug tso cai siv cov ntaub ntawv raw cov nyom los ntawm cov cwj pwm tsim nyog thiab kev nyab xeeb qhia raws li GOST. Tsis txhob siv tej yam ntuj tso thiab dyes, ntxhiab tsw, tsom, tsuas yog sorbic acid.

Ntim, neeg siv los yog thauj khoom, yuav tsum raug kaw, haj yam muaj kev ruaj ntseg ntawm cov khoom muag thoob plaws hauv lub txee lub neej. Kua txiv, ntim rau hauv lub khob ntim, yuav tsum muaj kev tiv thaiv los ntawm tshav ntuj thiab lub teeb. Kev txuag lub neej thiab kev txuag cov khoom raug txiav txim los ntawm lub khw.

Cov ntawv sau npe yuav tsum muaj lub npe ntawm cov kua txiv hmab txiv ntoo, lub chaw tsim tshuaj, nws qhov chaw, qhov nyhav, txoj kev noj, kev noj zaub mov, kev txuag lub neej, kev txuag dej, hom kua txiv hmab txiv ntoo - qhia meej lossis tsis muaj hnub nyoog.

Dab tsi yog cov kua concentrated? Siv

Cov kua txiv hmab txiv ntoo tsis yog siv los ua zaub mov noj. Lawv yog cov khoom nruab nrab, cov ntaub ntawv raw. Ntawm lawv, cov kua txiv hmab txiv ntoo sib xyaws ua tiav, uas yog muag tom khw, thiab jelly, jam, thiab lwm yam khoom ntxiv. Thaum cov kua txiv hmab raug txum tim rov qab, nws muaj qhov rov qab ua haujlwm - dej rov qab mus rau nws. Txoj kev rov qab kho tshuab muaj ntau theem, cov ntsiab lus tseem ceeb yuav tsum ua kom sov, ua kom txias, sterile ntshiab dej, qab zib lossis lwm cov khoom qab zib ntxiv, thiab cov khoom zoo li qub thaum lub sij hawm siv cov khoom tsis haum.

Yog li ntawd nws hloov tawm tag nrho cov nrov kua txiv hais tias koj tuaj yeem yuav tom khw twg. Los ntawm nws cov qualities, nws yog tsis sib txawv los ntawm cov kua txiv hmab txiv ntawm ncaj qha nias, muaj tib lub zog thiab ib co ntawm cov vitamins. Vim li cas siv txoj kev ua li no? Cov kua txiv hmab txiv ntoo ua kom tsis muaj qhov chaw me dua li freshly squeezed, yog li lawv yuav yooj yim rau kev thauj thiab khaws cia. Cov cuab yeej no pab txhawb kev thauj mus los ntawm lwm lub teb chaws. Lwm qhov ntxiv - yuav tsum muab khaws cia kom ntev, thaum tuav tag nrho cov khoom tseem ceeb.

Kev faib tawm

Kua txiv zoo siab los ntawm ntau cov txiv hmab txiv ntoo nyob hauv cov teb chaws uas cov txiv hmab txiv ntoo no loj tuaj. Qhov no tshwm sim rau cov laj thawj - nws yooj yim dua thiab pheej yig dua. Rau hauv Lavxias, daim ntawv teev cov kua txiv hmab txiv ntoo yog txhais los ntawm lub xeev tus qauv: cranberry, cherry plum, raspberry, cherry, pear, kua, blueberry, txiv hmab, blueberry, cranberry, blackcurrant, blackberry, plum, cherry, black-cherry, redcodic.

Cov kua txiv hmab txiv ntoo ntawm cov khoom siv ua ke tau muab cais ua kom tiav (tso tawm ntawm txhua qhov khoom kom txog thaum tau txais daim nplaum) thiab tsis paub tseeb (nrog rau kev ncua). Raws li cov txuj lom canning, cov kua txiv hmab txiv ntoo yuav tsum khov ntawm qhov kub tsis muaj siab tshaj -18 degrees, sterilized, unsterilized.

Kua kua txiv

Zus tau cov kua txiv apple pib nrog cov khoom ntawm cov ntaub ntawv raw - txiv hmab txiv ntoo ntawm ntau yam. Nyob rau hauv lub Hoobkas, tu, txiv hmab txiv ntoo zoo tswj thiab tshem tawm ntawm spoiled apples yog nqa tawm. Los ntawm nias, kua txiv hmab txiv ntawm ncaj qha spin yog tau, los ntawm uas concentrate yuav npaj. Feeb meej Kua kua txiv yog tsuas yog ua los ntawm evaporation. Ua ntej nws muab tso rau hauv ib lub centrifuge, qhov twg nws yog ntxuav ntawm kev ncua. Ces nyob hauv ib qho kev tshwj xeeb kev kho nws yog rhuab, cov kua txiv hmab poob 15% ntawm cov dej los ntawm tag nrho cov ntim thiab cov ntxhuav khoom muaj nyob rau hauv nws, uas yog cais concentrated thiab ntim. Residues ntawm raw cov ntaub ntawv tsis muaj ntxhiab cov khoom muaj clarified nrog cov enzymes, ces kis los ntawm cov ntxaij lim dej kom tau kua txiv ntshiab, tom qab evaporating kom tau 70% ntawm qhuav teeb meem.

Cov kua txiv kua txiv muaj cov nplua nuj tshuaj lom neeg. Nws muaj cov amino acids leucine, valine, lysine, serine, alanine, phenylalanine, tyrosine, asparagine, threonine, butyric, aspartic, glutamic acids. Nws muaj ib qho loj ntawm monosaccharides, tab sis feem ntau ntawm tag nrho nws muaj amine nitrogen.

Txiv qaub kua txiv

Ntawm lemons tsis tsim cov concentrates, zoo li lwm yam txiv hmab txiv ntoo. Lub thiaj li hu ua concentrated txiv qaub kua txiv yog ib tug ua kua daim ntawv no, nws yog ua thiab muag ob peb tuam txhab uas muag siv hauv tsev nyob rau hauv me me yas ntim. Vim nws txoj kev zoo siab, kua txiv qaub yog siv me me, thiab nws ua rau tsis nkag siab ntawm nws lub cev thiab nqa nws nrog cov cisterns loj loj.

Cov txiv qaub txiv tshiab twb muaj kua txiv qaub. Nws tsis tau siv cov dej qab ntsev, nws yuav ua rau cov kua qog ntawm lub plab hnyuv plab thiab ua rau tus hniav txham, vim nws muaj cov organic acids. Txiv qaub kua txiv yog siv los ua noj ua ib qho hnav khaub ncaws rau zaub nyoos, seasoning rau nqaij los yog ntses.

Kua txiv kua txiv

Los ntawm tshiab grapes nyem qhov kua txiv, uas yog lim rau ib daim ntawv pov cov raw. Los ntawm cov tshab ntawm cov kua txiv hmab txiv ntoo, cov khoom noj tau zoo nyob hauv cov khoom tshwj xeeb hauv cov tshuab nqus tsev. Qhov no yuav tsom kwm tag nrho cov khoom tseem ceeb ntawm grapes. Lub ntsiab concentrate yog muab tso rau hauv ib lub thawv rau hlau los yog iav cia los yog kev thauj mus los. Khaws nws ntawm qhov kub thiab txias tsis tshaj 20 degrees.

Txiv Nruab Nrab kua txiv hmab txiv ntoo yog siv los tsis zoo rau kev rov qab los tom qab, tab sis kuj tseem ceeb hauv cov dej caw, haus dej qab zib, khoom qab zib thiab kev lag luam.

Myths xwb txog cov kua txiv hmab txiv ntoo hauv khw

Muaj ib lub tswv yim tias cov kua dej ntim cov kua qaub uas tsis muaj qhov tsis zoo thiab ua rau siv cov tshuaj txhuam los yog lwm yam chemicals. To taub cov txheej txheem ntawm kev tsim, uas yog tiag tiag yooj yooj yim thiab to taub, peb yuav xaus hais tias rov qab: nws yog tsis muaj dab tsi ntau tshaj li ib tug tswvyim hais ua dabneeg. Concentrated juices yog ib qho khoom siv ib nrab hnub tiav. Dej los ntawm nws yog tshem tawm rau kev yooj yim ntawm kev thauj mus los ntawm cov teb chaws. Thiab thaum twg koj restore nws, ntxiv nws rov qab, lub kua txiv tau txais nws cov thawj zoo li nrog xyaum tsis poob ntawm tseem ceeb cheebtsam. Qhov tsuas pub preservative nyob rau hauv lub kua txiv hmab txiv - sorbic acid - yog muaj kev ruaj ntseg rau tib neeg. Tsis tas li ntawd, lub freshness ntawm lub kua txiv pab tiv thaiv aseptic ntim tsis siv cov preservatives rau ib xyoos. Tsis tas li ntawd, lub juices reconstituted los ntawm lub meej tuav tuav tag nrho cov kev pab ntawm cov txiv hmab txiv ntoo los ntawm uas lawv tau ua.