Har'a Yunyunlino tse entsoeng ka matsoho, tatso ea kopi eakofie itshetlehile haholo ka botswerere ba mofenyi.Ho na le mefuta e mengata haholo e amang boleng ba kofi, 'me joaloka bareki, re ka etsa qeto ea hore na kofi e bata nako e kae le nako e kae pele e e noa.Haeba u iketsetsa kofi lapeng, leha u na le linaoa tsohle tsa kofi le lisebelisoa letsohong la hau, ho bonahala eka u ke ke ua lumellana le boleng balebenkele la kofi.Etsoe, motho a ka etsa kopi ea kofi joang e ka bapisoang le lebenkele la kofi?
Boikoetliso bo bongata ha se bothata, empa sengoli-'moho sa buka "Metsi a Kofi: Bukana ea Pale ea Saense" le motlatsi oa moprofesa oa lisebelisoa le k'hemistri Univesithing ea Oregon, Christopher Hendon, o lumela hore ba itokisetsang le bona ba tlameha ho tseba melao-motheo ea k'hemistri le fisiks ka nako e le 'ngoe.Lintho tse fapaneng tse kang mocheso oa metsi, boleng ba metsi, kabo ea likaroloana, karolelano ea metsi ho phofo, le nako e sebelisoang li tla ama tatso ea ho qetela ea senoelo.Ho etsa kofi e ntle, o tlameha ho ithuta ho laola mefuta ena.
Ka kakaretso, bongata ba metsoako (li-organic acid, inorganic acids, heterocyclic compounds, Mena reaction products, joalo-joalo) ea kofi eo re e tloaetseng.ho noa joalae arotsoe ka mefuta e 'meli: e' ngoe ke litaba tsa 1.2 - 1.5%, tse kang kofi ea marotholi, 'me e' ngoe e phahame ka 8 - 10%., Tse kang espresso.Kofi ea Turkey e kang ho phunya ka letsoho, mochine oa khatiso oa Sefora, ho phunya, ho lutla ha mochine, kapa kofi ea Turkey e futhumetseng ka ho toba ke metsi a phofshoana ea kofi e ka fihla boima ba 1.2 - 1.5%;ha kofi e matla joalo ka 8 - 10% e sebelisa mochini oa kofi.Boima ba metsoako ea kofi ha bo khone ho arohana le tšimoloho ea eona, empa lintlha tse latelang li bohlokoa.
1. Mocheso le lebelo
Ho ka bonoa ho tsoa ka holimo hore mekhoa e tlase ea ho ritela kofi e batla e arotsoe ka mekhahlelo e 'meli: ho thella le ho rotha.Ho ea ka pono ea 'mele, phapang e kholo ka ho fetisisa ke hore linaoa tsa kofi li na le mocheso o phahameng ho feta ho rotha ha li kolobisitsoe.Ha e le hantle, mokhoa o senyang nako ka ho fetisisa oa ho ntša kofi hase ho qhaqha caffeine holim'a likaroloana, empa ho emela hore tatso ea kofi e fete ka har'a likaroloana tsohle ebe e fihla mateanong a pakeng tsa metsi le kofi.Bolelele ba nako e sebelisoang bo fapana ho latela mocheso oa metsi.Ha mocheso o phahame oa likaroloana tsa linaoa tsa kofi, metsoako e monate ho eona e ka ntšoa.Leha ho le joalo, haeba mocheso o phahame haholo, o tla qhala metsoako e mengata e sa batleheng ka metsing ebe e ama tatso.
Ka lehlakoreng le leng, ho ntša metsi ka letsoho le mekhoa e meng ea ho rotha ho nka nako hore metsi a phalle linaoang tsa kofi.Nako ea ho noa e itšetlehile ka mocheso oa metsi le botenya ba linaoa tsa kofi, kahoo palo e thata haholoanyane.
2. Karolelano ea linaoa tsa kofi ho metsi
Ha u sebelisa mokhoa oa ho rotha, likaroloana tse ntle haholo tsa linaoa tsa kofi li tla eketsa nako ea ho itokisa le bophahamo ba molumo.Motho ea ritelang joala a ka eketsa karo-karolelano ea metsi ho linaoa tsa kofi ka ho fokotsa palo ea linaoa tsa kofi, empa ka nako e ts'oanang e tla fokotsa nako ea ho ritela ka nepo.Ka hona, ho rotha ho thata ho feta ho inela, 'me u ka etsa kopi e ntle ea kofi ka ho tseba tsohle.
3. Boleng ba metsi
Esita le haeba melao-motheo e 'meli e ka holimo e etsoa hantle, ho thata ho tiisa hore kofi e entsoeng e nepahetse.Hendon o bontšitse hore ho na le lintlha tse ling tse peli tse ka amang boleng ba kofi, e 'ngoe ea tsona ke pH ea metsi.
Kofi ke seno se nang le asiti, kahoo pH ea metsi a ritelo le eona e bohlokoa haholo.Kofi e entsoeng ka metsi a tlaase a HCO₃⁻ (Bicarbonate) (a tsejoang hape e le metsi a bonolo) e na le asiti e phahameng;haeba kofi e riteloa ka metsi a nang le litaba tse phahameng tsa HCO₃⁻ (ke hore metsi a thata), e tla fokotsa asiti e matla le e hlahelletseng.Ha e le hantle, ho molemo ho sebelisa metsi a nang le lik'hemik'hale tse nepahetseng bakeng sa ho ritela kofi.Leha ho le joalo, ho thata ho tseba bongata ba HCO₃⁻ metsing a pompo.Hendon o khothalletsa hore u leke Evian mineral water ka e 'ngoe ea litaba tse molemo ka ho fetisisa tsa HCO₃⁻ (ho fihla ho 360 mg ka litha e le nngwe) bakeng sa ho ritela kofi., Bapisa liphello tsa tse peli.
4. Kabo ea likaroloana
Motho leha e le ofe ea ratang kofi ea phahameng o tla u bolella hore li-grinders tsa blade hase lisebelisoa tse molemo ka ho fetisisa tsa ho sila, hobane linaoa tsa kofi tseo ba li silang li na le botenya bo fapaneng, bo sa lokelang ho ntšoa.Ho molemo ho sebelisa grinder ea burr, e sebelisang likere tse peli tse bapileng ho sila linaoa tsa kofi butle-butle, 'me phello e ba le ho feta.
Ho 'nile ha e-ba le likhang mabapi le botenya bo loketseng.Ho boleloa hore ha linaoa tsa kofi li ntse li le fatše, li molemo, li eketsa bokaholimo ba likaroloana, 'me li nolofatsa ho ntšoa ha tatso ea kofi e ntle ka ho fetisisa le e matla ka ho fetisisa;ho boetse ho boleloa hore mahoashe a molemo, ho qoba ho ntšoa ho feteletseng ho lokolla astringency.Hendon o lumela hore botenya bo itšetlehile ka tatso ea hae.
Nako ea poso: Jul-14-2021