Thawj tus txheej txheem brewing tau tsim rov qab rau hauv 1516. Lub sijhawm ntawd, npias "tseeb" tsuas muaj 3 yam nkaus xwb: dej, malt thiab hops. Ntau tau hloov txij li ntawd, thiab npias yuav muaj lwm cov khoom xyaw. Tsis tas li, thev naus laus zis ntawm kev haus dej haus cawv uas nyiam los ntawm ntau tau hloov pauv.
Cov Lus Qhia
Kauj ruam 1
Malta
Barley malt tseem yog cov khoom siv tseem ceeb rau zus tau los ntawm cov hom npias feem ntau. Txawm li cas los xij, malt ntau yam tuaj yeem sib txawv. Nws yog nyob ntawm nws cov khoom zoo thiab ntau yam uas lub tsw qab ntawm ntau hom npias nyob ntawm. Tsis tuaj yeem tuav cov nplej, txhuv, nplej kuj raug tso cai rau hauv cov dej haus cawv kom tsawg. Tab sis cov ntaub ntawv hais txog kev siv ntawm ib qho khoom siv ntxiv yuav tsum nyob ntawm daim ntawv lo.
Kauj ruam 2
Plhaw
Hops tsis tsuas yog muab npias ib qho tshwj xeeb saj thiab muaj ntxhiab tsw, tab sis kuj muaj antiseptic, tiv thaiv kev txhim kho ntawm microflora teeb meem, thiab muaj lub luag haujlwm rau kev ua tsis tu ncua thiab nplua nuj ua npuas ncauj. Niaj hnub nimno brewing siv pelleted thiab briquetted hops ua los ntawm qhuav cones.
Kauj ruam 3
Dej
Cov kev xav tau ntau yog muab tso rau hauv dej hauv kev zom. Harsh lossis cov ntsev ntau dhau lawm tuaj yeem ua rau qhov tsw qab thiab tsis zoo ntawm npias. Yog li, cov dej tau raug rau tshuaj lom neeg tsom thiab huv nrog cov roj carbon activated.
Kauj ruam 4
Kev npaj enzyme
Yog tias cov khoom tsis siv tshuaj tsis haum yog siv rau kev tsim cov dej txau, tom qab ntawd cov tshuaj enzyme tshwj xeeb siv. Piv txwv li, "Amilorizin" lossis "Protosubtin". Qhov qis dua qhov tsis zoo ntawm cov ntaub ntawv nyoos tsis siv tshuaj, ntau lub enzymes yuav tsum tau ua rau npias ntau lawm.
Kauj ruam 5
Tshuab
Ua ntej, npias wort yog npaj. Ua li no, npias nplej ntawm barley yog tov nrog distilled dej thiab hops, boiled rau ob peb teev. Tom qab ntawd lawv txias, tshem tawm cov hops thiab ntxiv cov brewer cov poov xab kom zom cov dej haus. Muaj qhov tsis txaus ntseeg hais tias cawv yog ntxiv rau npias rau lub zog thiab txo nqi. Qhov tseeb, kev haus dej cawv ntxiv yuav ua rau tag nrho tus nqi ntawm cov khoom, thiab cov poov xab tuaj yeem muab li 13% ntawm nws tus cawv, uas yog txaus txawm tias muaj zog npias. Tom qab ntawd lub npias paub tab ntawm qhov kub ntawm 2 degrees hauv qhov tshwj xeeb ntim rau 4 txog 6 hli. Cov dej haus xyuav tag nrho yog lim hauv qab qhov siab kom tsis txhob foaming. Ntawm theem kawg, npias yog pasteurized rau ib nrab ib teev. Txoj kev kho mob siab li ntawm 55 txog 69 qib. Cov khoom tiav yog nchuav rau hauv cov thawv thiab xa mus rau cov chaw rau khoom lossis cov khw muag khoom.
