Daim ntawv thov Shortening

Shortening yog ib hom roj ntsha uas ua los ntawm cov roj zaub lossis tsiaj rog, muaj npe rau nws lub xeev ntawm chav sov thiab kev ntxhib los mos. Shortening yog dav siv nyob rau hauv ntau lub teb xws li ci, kib, pastry ua thiab ua zaub mov, thiab nws lub luag haujlwm tseem ceeb yog los txhim kho cov saj thiab kev ntxhib los mos ntawm cov zaub mov los ntawm kev hloov lub cev ntawm lub khob noom cookie.

Cov khoom xyaw thiab ua kom luv luv

Shortening yog tsim los ntawm hydrogenated zaub roj, ib nrab hydrogenated roj, thiab tag nrho hydrogenated roj. Hydrogenation hloov cov roj zaub ua kua rau hauv cov khoom, muab kev ruaj ntseg zoo thiab txee lub neej. Hauv cov txheej txheem tsim khoom, lub hardness thiab melting point ntawm shortening tuaj yeem hloov kho los ntawm kev tswj cov qib ntawm hydrogenation, thiaj li hloov mus rau qhov kev xav tau ntawm cov khoom noj sib txawv.

Daim ntawv thov ntawm shortening nyob rau hauv ci

Khoom qab zib thiab ncuav mog qab zib

Lub luag haujlwm tseem ceeb ntawm shortening hauv ci yog ua kom lub softness thiab ductility ntawm mov paj. Vim tias shortening tsis muaj noo noo, nws txo qhov tsim ntawm gluten nyob rau hauv lub khob noom cookie thaum ua mov ci thiab ncuav, ua rau cov khoom ci ntau fluffier. Tshwj xeeb tshaj yog thaum ua ib lub ncuav mog qab zib, shortening tuaj yeem pab nplawm lub batter thiab tsim ib qho kev ntxhib los mos, ua rau cov khoom tiav fluffier.

Khob noom cookie thiab pastry

Lwm qhov tseem ceeb ntawm kev ua kom luv luv yog ua cov ncuav qab zib thiab pastries. Thaum ua cov ncuav qab zib, luv luv tuaj yeem tiv thaiv gluten tsim hauv cov hmoov nplej, uas ua rau cov ncuav qab zib saj ntau dua. Rau cov khoom noj pastry, xws li Danish pastry thiab croissants, cov txheej txheem ntawm kev ua kom luv yog qhov tseem ceeb. Los ntawm kev ntxiv luv luv rau lub khob noom cookie, folding nws thiab dov tawm, nws thaum kawg ci nrog txheej ntawm crisp pastry.

Daim ntawv thov ntawm shortening nyob rau hauv frying

Shortening kuj yog siv dav hauv kib, tshwj xeeb tshaj yog nyob rau hauv kev lag luam ua zaub mov. Vim tias qhov luv luv muaj qhov ruaj khov dua thiab cov pa taws ntau dua, nws tuaj yeem khaws cia ntawm qhov kub thiab txias rau lub sijhawm ntev dua yam tsis tau tawg. Yog li ntawd, shortening feem ntau yog siv nyob rau hauv kev npaj ntawm kib Fabkis fries, kib nqaij qaib, donuts thiab lwm yam khoom noj. Shortening tuaj yeem ua rau lub ntsej muag kub sai sai thaum lub sijhawm kib, thiab txo cov roj nqus dej, yog li tuav lub crispness thiab saj ntawm cov zaub mov.

Kev siv shortening hauv kev ua zaub mov

Shortening tsis yog tsuas yog nrov hauv tsev ci, tab sis kuj ua lub luag haujlwm tseem ceeb hauv kev lag luam khoom noj. Piv txwv li, thaum ua cov khoom noj khov sai, qhov sib ntxiv ntawm qhov luv luv tuaj yeem tiv thaiv qhov kev ntxhib los mos ntawm cov zaub mov tsis hloov vim dej khov thaum lub sijhawm khov. Tsis tas li ntawd, shortening kuj tau siv dav hauv cov tshuaj tsw qab, margarines thiab qee cov khoom noj txom ncauj. Nws tuaj yeem tsis tsuas yog txuas lub txee lub neej ntawm cov khoom, tab sis kuj tswj cov tsos thiab saj ntawm cov khoom.

Kev noj qab haus huv cuam tshuam ntawm shortening thiab lwm txoj kev

Txawm hais tias luv luv muaj ntau yam zoo hauv kev npaj zaub mov, nws cov teebmeem kev noj qab haus huv kuj tau ua rau muaj kev txhawj xeeb thoob plaws. Kev lig kev cai ib nrab hydrogenated shortening muaj cov rog trans, uas tau txuas rau cov teeb meem kev noj qab haus huv xws li kab mob plawv. Yog li ntawd, nyob rau xyoo tas los no, kev lag luam khoom noj tau maj mam txo qis kev siv cov roj hydrogenated ib nrab los ntawm cov roj hydrogenated tag nrho, cov roj xibtes, lossis lwm cov roj zaub-raws li kev hloov pauv. Cov kev xaiv no muaj kev pheej hmoo ntawm kev noj qab haus huv qis dua thaum tswj kev ntxhib los mos thiab saj ntawm cov zaub mov.

Txoj kev loj hlob yav tom ntej ntawm shortening

Raws li cov neeg siv khoom xav tau cov zaub mov noj qab haus huv nce ntxiv, kev tsim khoom thiab kev siv luv luv kuj hloov pauv. Cov luv luv yav tom ntej yuav ua rau siv ntau dua ntawm cov roj zaub thiab lwm cov khoom xyaw noj qab haus huv, txo lossis txawm tias tshem tawm cov rog trans rog. Tsis tas li ntawd, kev lag luam khoom noj khoom haus tuaj yeem tsim kev ua haujlwm luv luv, xws li cov khoom lag luam nrog cov khoom noj muaj txiaj ntsig zoo oleic acid lossis lwm cov roj fatty acids. Cov kev txhim kho no yuav pab txhim kho cov duab noj qab haus huv ntawm luv luv thaum ua tau raws li cov kev xav tau ntawm cov zaub mov zoo dua ntawm cov neeg siv khoom niaj hnub no.

Xaus

Kev siv dav dav ntawm kev ua kom luv luv hauv kev ci, kib thiab ua zaub mov tau ua rau nws yog ib qho tseem ceeb ntawm cov khoom noj khoom haus niaj hnub no. Txawm hais tias nws cov txiaj ntsig kev noj qab haus huv muaj kev txhawj xeeb, luv luv yuav txuas ntxiv ua lub luag haujlwm tseem ceeb hauv kev tsim khoom noj khoom haus yav tom ntej los ntawm kev txhim kho thev naus laus zis thiab kev hloov kho muaj pes tsawg leeg. Thaum txaus siab rau cov zaub mov qab, cov neeg siv khoom yuav tsum tau them sai sai rau cov kev hloov pauv ntawm lawv cov khoom xyaw noj qab haus huv kom paub ntau ntxiv txog kev noj zaub mov zoo.