Fasahar Sarrafa Madara Mai Sauƙi
Madarar sabo abinci ne mai gina jiki wanda jama'a ke ci sosai. Yawan furotin, mai, lactose, bitamin, da ma'adanai da ke cikinsa ya sa ya zama tushen abinci mai gina jiki ga ƙungiyoyi daban-daban na shekaru. Duk da haka, madarar sabo abinci ne mai lalacewa sosai. Ba tare da kulawa da kyau ba, madarar na iya lalacewa da sauri saboda ayyukan ƙwayoyin cuta, enzymes, da gurɓatawa yayin shayarwa da rarrabawa. Saboda haka, fasahar sarrafa madarar sabo tana taka muhimmiyar rawa wajen kiyaye amincin abinci, tsawaita lokacin ajiya, da kuma ƙara darajar samfur.
Halayen Madara Mai Daɗi da Kalubalen Inganci
Madara a dabi'ance tana da yawan aikin ruwa da kuma sinadaran da ke taimakawa wajen girma ƙwayoyin cuta. Gurɓata na iya faruwa daga nono, kayan aikin shayarwa, ruwan wanke-wanke, muhallin rumbun ajiya, har ma da kwantena na ajiya. Idan zafin madarar bai ragu nan da nan ba bayan an yi ta shayarwa, ƙwayoyin cuta za su yawaita da sauri kuma su samar da acid waɗanda ke rage pH, suna canza ɗanɗano, kuma suna haifar da curling. Baya ga ƙananan halittu, kasancewar enzymes kamar lipase da protease na iya wargaza kitse da furotin, wanda ke haifar da ruɓewa da lalacewar inganci.
Wani ƙalubale kuma ya samo asali ne daga bambancin ingancin kayan masarufi. Abubuwa kamar abinci, lafiyar dabbobi (misali, mastitis), maganin shayarwa, da tsaftar rumbunan abinci suna da tasiri sosai ga kitse, furotin, da jimillar matakan daskararru. Saboda haka, fasahar sarrafa madara tana farawa ne da kula da inganci a gona, ba kawai a masana'anta ba.
Kulawa bayan shayarwa: Sanyaya da Sauri
Mataki mafi mahimmanci bayan yin madara shine sanyaya da sauri. Mafi kyau, ya kamata a sanyaya madarar sabo zuwa kusan digiri 4 na Celsius don hana haɓakar ƙwayoyin cuta. A ma'aunin gona, ana samun sanyaya ta amfani da injin sanyaya gwangwani ko injin sanyaya madara mai yawa. Dole ne a adana ta cikin sanyi tare da tsaftace kwantena don hana gurɓatawa. Sarkar sanyi, daga gona zuwa sashin sarrafawa, shine mabuɗin kiyaye ingancin madara kafin a ci gaba da sarrafawa.
Fasaha Tacewa da Bayyanawa
Ɗaya daga cikin matakai na farko a masana'antar sarrafa kiwo shine tacewa don cire ƙazanta na zahiri kamar ƙura, gashi, ko ƙwayoyin abinci. A wani mataki na ci gaba, ana yin tsaftacewa ta amfani da na'urar centrifuge, wadda za ta iya raba ƙananan ƙwayoyin cuta da wasu ƙananan halittu, wanda ke haifar da madara mai tsabta da kwanciyar hankali. Duk da cewa ba madadin dumama ba ne, tsaftacewa tana taimakawa rage nauyin gurɓataccen abu da kuma inganta ingancin samfurin ƙarshe.
Daidaita Tsarin Aiki da Daidaita Daidaito
Masana'antu sau da yawa suna daidaita matsayinsu don tabbatar da cewa kitse da jimillar abubuwan da ke cikinsa sun cika ƙa'idodin samfura. Misali, madara mai ƙarancin kitse, madara mai cikakken kirim, ko madara mai takamaiman abun da ke ciki. Daidaitawa ya ƙunshi raba kirim ɗin ta hanyar rabawa, sannan daidaita rabon kirim zuwa madarar da aka yayyanka don cimma yawan kitsen da ake so.
Bayan daidaita daidaito, madara yawanci tana yin daidaituwa. Wannan tsari yana raba kitsen zuwa ƙananan guntu ta amfani da matsin lamba mai yawa, yana tabbatar da rarraba kitsen daidai gwargwado kuma yana hana samuwar wani Layer mai laushi a saman. Wannan yana haifar da laushin yanayin madara, bayyanar da ta fi kama da juna, da kuma ƙara kwanciyar hankali na emulsion. Haɗuwa kuma yana shafar ɗanɗano da halayen samfuran da aka samo asali kamar yogurt da madarar UHT.
Fasahar Dumama: Pasteurization da Sterilization
Dumamawa ita ce babbar hanyar da ake bi wajen tabbatar da lafiyar madara. Hanyoyi guda biyu da aka fi amfani da su sune pasteurization da sterilization/UHT.
Pasteurization yana da nufin kashe ƙwayoyin cuta masu cutarwa da kuma rage yawan ƙwayoyin cuta masu lalacewa ba tare da yin tasiri sosai ga ingancin abinci mai gina jiki ba. Hanyoyin da aka fi amfani da su sun haɗa da:
– LTLT (Lokacin Da Yake Da Ƙarfin Zafi): kimanin 63°C na tsawon minti 30.
– HTST (Zazzabi Mai Tsanani Gajeren Lokaci): kusan 72°C na tsawon daƙiƙa 15.
Madarar da aka yi wa pasteurized har yanzu tana buƙatar adanawa a cikin sanyi kuma gabaɗaya tana da tsawon rai na 'yan kwanaki zuwa kimanin makonni biyu, ya danganta da ingancin kayan da aka yi amfani da su da kuma tsaftar aikin.
UHT (Matsakaicin Zafin Jiki Mai Tsanani) yana dumama madara zuwa yanayin zafi mai tsanani (kusan 135–150°C) na ɗan gajeren lokaci (daƙiƙa 2–5). Wannan tsari yana kashe kusan dukkan ƙwayoyin cuta, yana ba da damar adana madarar a zafin ɗaki na tsawon watanni muddin marufin ya kasance a rufe sosai. Fasahar UHT yawanci ana haɗa ta da marufin aseptic, tsari inda ake cika madarar a ƙarƙashin yanayi mara tsafta don hana gurɓatawa bayan dumama.
Baya ga UHT, akwai maganin kashe ƙwayoyin cuta a cikin kwalba, wanda ke dumama madarar bayan an matse ta. Wannan hanyar tana da tasiri, amma tana iya haifar da ɗanɗanon da aka "dafa" da kuma raguwar wasu bitamin masu saurin kamuwa da zafi.
Jikewa: Sarrafa Madara zuwa Kayayyakin da aka ƙara daraja
Fasahar yin fermentation tana ba da damar canza madarar sabo zuwa samfura kamar yogurt, kefir, da nau'ikan madarar da aka yi fermentation. Yin fermentation ya haɗa da ƙwayoyin cuta na lactic acid, waɗanda ke canza lactose zuwa lactic acid, suna rage pH kuma suna samar da laushi mai kauri da ɗanɗano na musamman. Baya ga tsawaita lokacin da aka adana fermentation, fermentation na iya inganta narkewar abinci ga wasu mutanen da ke da rashin lafiyar lactose kuma suna ba da gudummawar probiotics lokacin amfani da wasu al'adu.
A tsarin yin yogurt, yawanci ana shafa madarar a cikin babban zafin jiki (kimanin 85-90°C) don inganta tsarin furotin, sannan a sanyaya zuwa zafin allurar (kimanin 40-45°C), a ƙara fara amfani da shi, sannan a bar shi ya huce har sai an kai matakin pH da ake so. Sannan a sanyaya samfurin don dakatar da fermentation da kuma kiyaye daidaito.
Fasahar Rage Lactose da Ƙarfafawa
Yayin da buƙatar masu amfani ke ƙaruwa, masana'antu da yawa suna haɓaka madarar da ba ta da lactose ko lactose ta hanyar ƙara lactase na enzyme. Wannan enzyme yana raba lactose zuwa glucose da galactose da aka narke cikin sauƙi. Kalubalen da ke tattare da wannan fasaha shine kiyaye ɗanɗanon samfurin da kwanciyar hankali, saboda rugujewar lactose na iya sa ɗanɗanon madara ya zama mai daɗi.
Ƙarfafawa abu ne da aka saba gani, kamar ƙara bitamin A da D, calcium, ko wasu sinadarai masu gina jiki gwargwadon buƙatar kasuwa. Fasahar ƙarfafawa tana buƙatar haɗawa daidai da kuma kula da inganci sosai don tabbatar da daidaiton yawan da ake buƙata, daidaito, da kwanciyar hankali yayin ajiya.
Tsarin Marufi da Tsarin Aseptic
Marufi ba wai kawai yana aiki a matsayin akwati ba, har ma yana aiki a matsayin shinge ga haske, iskar oxygen, da gurɓataccen ƙwayoyin cuta. Ana sanya madarar da aka yi wa pasteurized a cikin kwalaben filastik/gilashi ko jakunkuna, don tabbatar da cewa an kiyaye sarkar sanyi. A halin yanzu, madarar UHT ta dogara sosai akan marufi mai launuka daban-daban wanda ke toshe haske da iskar oxygen kuma yana ba da damar adanawa a zafin ɗaki.
Fasahar cike sinadarin Aseptic tana buƙatar muhalli mai tsafta, tace iska, marufi mai tsafta, da kuma tsauraran matakan sarrafa shi. Ƙananan kurakurai a cikin tsafta na iya sa samfurin ya kumbura ko ya lalace kafin ranar ƙarewa.
Kula da Inganci da Tsaron Abinci
A masana'antar kiwo, ana gudanar da kula da inganci tun daga karɓar kayan masarufi zuwa samfurin ƙarshe. Gwaje-gwajen da aka saba yi sun haɗa da organoleptic (launi, ƙamshi, ɗanɗano), yawan kitse da furotin, jimillar tauri, da gwajin ƙwayoyin cuta. Sigogi kamar Jimlar Faranti (TPC) da kasancewar ƙwayoyin cuta masu cutarwa sune mahimman alamomi. Aiwatar da tsarin Binciken Haɗari da Mahimman Abubuwan Kulawa (HACCP) yana taimakawa wajen tsara mahimman wurare kamar zafin pasteurization, tsaftar kayan aiki, da hanyoyin marufi.
Tsaftace kayan aiki yawanci yana amfani da tsarin CIP (Cleaning-in-Place), wanda ya haɗa da tsaftacewa ta hanyar amfani da sabulun wanki da maganin kashe ƙwayoyin cuta ba tare da wargaza injin ba. CIP yana inganta daidaiton tsafta da ingancin aiki.
Kirkire-kirkire da Alkiblar Ci Gaban Fasahar Madara
Fasahar sarrafa madara tana ci gaba da bunƙasa don biyan buƙatun masu amfani na samfuran lafiya, aminci, da kuma waɗanda suka fi dacewa da muhalli. Wasu sabbin abubuwa da suka shahara sun haɗa da amfani da membranes (ƙananan tacewa da ultrafiltration) don raba ƙwayoyin cuta ko ƙara yawan furotin, sarrafa matsin lamba a madadin dumama, da kuma hanyoyin samar da kayayyaki na dijital don sa ido kan zafin madara da ingancinsa a ainihin lokaci.
A ɓangaren dorewa, masana'antar ta kuma mayar da hankali kan ingancin makamashi, sarrafa ruwan sharar gida, da kuma amfani da samfuran da suka rage kamar whey don ƙirƙirar kayayyaki masu daraja a fannin tattalin arziki. Don haka, sarrafa madara ba wai kawai yana mai da hankali kan ingancin samfura ba har ma da alhakin muhalli.
Penutup
Fasahar sarrafa madara mai sabo ta ƙunshi jerin hanyoyin aiki, tun daga sarrafa madara bayan shayarwa, sanyaya ta, tsarkakewa, daidaitawa, daidaitawa, dumama ta hanyar haɗawa, zuwa marufi da kuma kula da inganci. Kowane mataki yana taka muhimmiyar rawa wajen kiyaye aminci, kiyaye darajar abinci mai gina jiki, da kuma tsawaita lokacin shiryawa. Ta hanyar amfani da fasaha mai dacewa da tsarin tsafta, ana iya sarrafa madara mai sabo zuwa nau'ikan kayayyaki masu inganci waɗanda suka dace da buƙatun masu amfani na zamani yayin da ake ƙara daraja ga manoma da masana'antar abinci gaba ɗaya.
