Kev Siv Lub Cev thiab Tshuaj Ntawm Cocoa Butter

Cocoa butter, tseem hu ua cocoa butter, yog cov creamy hard tawv ntuj ntoo zaub ntsuab rho tawm ntawm cocoa loj. Nws yog cov roj tshwj xeeb heev. Ntxiv nrog rau nws muaj zog thiab zoo nkauj cim aroma, cocoa butter kuj tseem muaj ntau heev thiab brittle hauv qab 15 degree. Cocoa butter melts sai sai nyob rau hauv lub qhov ncauj thiab tsis xav tias greases txhua; Thiab nws tsis yooj yim mus rancid zoo li lwm cov roj zaub thiab. Cocoa butter yog qhov zoo tagnrho roj rau chocolate, thiab nws yuav luag txhua qhov zoo ntawm ntau cov roj. Tsis muaj lwm yam roj uas tuaj yeem piv nrog nws tau pom.
Cocoa butter yog tsuas yog muaj li ntawm 98% triglycerides, 1% cov roj ntsha dawb, 0.2
Cocoa butter muaj ib qho cim aroma ntawm cocoa thiab cov khoom siv yas luv heev. Nws yuav luag txhua yam hauv qab no 27℃(pib yaj ntawm 27.7 degree). Nws melts sai sai li qhov kub nce thiab tag nrho cov melts ntawm 35 degree. Yog li ntawd, nws yog cov roj uas yog ob qho nyuaj thiab yaj tau sai. Cocoa butter yog qhov tseem ruaj khov cov roj tau paub. Nws muaj cov tshuaj antioxidants uas tiv thaiv kev puas tsuaj, cia nws khaws cia rau 2 txog 5 xyoos, tso cai rau nws siv rau lwm cov khoom noj.
Cocoa butter yog tsuas yog siv nyob rau hauv Western pedostries ua chocolate thiab dilute thicker thiab cua chocolate khoom. Ntxiv qhov tsim nyog ntawm cocoa butter mus chocolate nrog cov tshuaj chocolate tsawg tuaj yeem ua kom muaj txiaj ntsig zoo ntawm chocolate tom qab ntsw thiab ua kom nws tsis tshua muaj.
Lub glycerides hauv cocoa butter coexist hauv ntau hom, ua rau muaj cov cwj pwm polycrystalline. Lub ntsiab lus melting ntawm cocoa butter yog nyob ntawm nws daim ntawv crystal. Cov txheej txheem tempering hauv cov txheej txheem ua chocolate yog cov txheej txheem ntawm kev sib sau ua lub zog loj ruaj khov thaum lub cocoa butter melt txias.
Cocoa butter muaj ,, ', thiab muaju, nrog cov ntsiab lus melting ntawm 17, 23, 26, thiab 35-37 degree, feem. Thaum ua Chocolate, tsuas yog siv lead ua nrog lub ntsiab lus zoo tshaj plaws yog siv, thiab cov qauv siv lead ua kom huv si.