Kufotokozera Mwachindunji Makhiristo a Lalatium ndi Makristasi a Tyrosine
Nthawi yotsatira mukakhala pa tchizi, yang'anirani mphete za gouda , okalamba, cheddar, parmigiano-reggiano, ndi gruyere. N'kutheka kuti mudzawona madontho aang'ono kwambiri pakati pawo. Mitundu yambiri ya tchizi wakale - ngakhale kuti tchizi sichiyenera kukhala ndi nthawi yayitali - khalani ndi tiyi ting'onoting'onoting'ono ting'onoting'ono ta tchizi kapena pamwamba pa tchizi.
Makandulo Oyera a Cheese
Mitsuko yoyera imeneyi imatchulidwa kuti "makandulo a tchizi" kapena "makina oyera." Asayansi ndi osaka zitsulo amazitcha makristasi a calcium lactate kapena makristros a tyrosine.
Ndiwo gawo lachikulire ndipo amawonedwa ndi okondedwa ambiri omwe ali ndi tchizi kukhala chinthu chabwino, chosonyeza kuti ali pafupi kudya tchizi chokoma kwambiri.
Pa ukalamba, mabakiteriya abwino amaswa lactose mu tchizi mpaka lactic acid. Lactic acid + calcium = calcium lactate, yomwe ingapangidwe mu makina a calcium lactate. Makina a Tyrosine kuchokera pamene mapuloteni a tchizi amathyoledwa akamakalamba ndi amino acid wotchedwa tyrosine amamasulidwa ndikuphatikizana palimodzi.
Pali zinthu zingapo zomwe zingakhudze kupanga mapuloteni. Zakudya za lactic acid za tchizi, msinkhu wa tchizi, kusankha kwa chikhalidwe choyamba, komanso kutentha kwa tchizi zonse zatchulidwa m'nkhani ya Mark Johnson, Ph.D, Kubwereza Kalisiti ya Calcium Lactate mu Tchizi.
Chotsatira cha blog ndi Cheese Underground chikugwirizanitsa ndi chinthu china chachikulu cha Mark Johnson chotchedwa Crystallization mu Cheese, chomwe chidzakuwuzani chirichonse chimene inu mukufuna kuti mudziwe za makalisi a calcium lactate ndi tyrosine makristasi.
Makandulo a Calcium Lactate vs. Makristasi a Tyrosine
Nkhani yomwe ili pamwambapa ikufotokoza kuti makina a tyrosine amapezeka pamatchi ngati Parmesan, Romano, ndi Swiss jeses ndipo nthawi zina ku Gouda ndi Cheddar. Makristara ndi owala ndipo amakhala ndi mtundu woyera. Makina a Tyrosine amapezeka mumkati mwa tchizi.
Makandulo a calcium lactate amapezeka mkatikati mwa tchizi ndi kunja. Iwo ndi ocheperapo, ochepa kwambiri ndipo amapezeka kwambiri ku Cheddar okalamba, ngakhale pa Parmesan ndi Gouda. Nthawi zina, makinawo amawoneka ngati nkhungu yofiira kunja kwa tchizi.
Tchizi zingakhale ndi mtundu umodzi wokha wa kristalo, kapena makalisi a calcium lactate ndi makina a tyrosine omwe angakhale alipo.
Makina onse a calcium lactate ndi makina a tyrosine amaphatikizapo pang'ono ndi zokondweretsa zokometsera tchizi. Zimavomerezedwa kuti makinawa ndi othandizira kwambiri ku tchizi zakale.