Gelatinyog ib yam khoom xyaw ntuj tsim uas tseem siv niaj hnub no hauv fondant lossis lwm yam khoom qab zib vim nws cov khoom siv thermally reversible gelling. Txawm li cas los xij, lub peev xwm tiag tiag ntawm gelatin mus deb tshaj qhov nws xav tau. Gelatin yog ib qho khoom xyaw tseem ceeb hauv ntau daim ntawv thov zaub mov thiab muaj ntau yam khoom siv uas tsis yooj yim ua raws li. Gelatin yog ib qho khoom siv zoo heev, gelling thiab foaming agent, emulsifier thiab stabilizer, thiab zaj duab xis zoo meej thiab foaming agent. Nws tsim cov qauv zoo meej, muab ib qho saj tshwj xeeb, thiab muaj lub luag haujlwm ntawm kev txhim kho kev tso tawm tsw! Thiab ua ib qho protein ntshiab, nws ua rau cov khoom noj muaj txiaj ntsig zoo dua, ua raws li daim ntawv lo huv, thiab tsis ua xua. Vim nws qhov kev hloov pauv thiab kev hloov pauv, gelatin yog ib qho kev xaiv zoo tshaj plaws rau cov khoom qab zib, cov khoom noj mis nyuj thiab ntau ntxiv.
Gelatin yog ib yam khoom xyaw zoo uas muaj ntau yam zoo ua ib yam khoom noj ntxiv rau hauv. Gelatin siv ntau txoj hauv kev hauv kev tsim khoom noj niaj hnub no, piv txwv li kom cov khoom noj nyob zoo. Lwm qhov piv txwv yog cov khoom ua los ntawm gelatin uas yaj thaum lub cev kub thiab khov thaum txias. Yog li ntawd, cov khoom uas muaj gelatin yaj hauv qhov ncauj thiab lav qhov saj zoo meej. Cov yam ntxwv zoo ntawm gelatin ua rau lawv tsis muaj qhov hloov pauv hauv kev lag luam khoom noj. Tsis muaj roj cholesterol, qab zib thiab rog, yooj yim zom thiab tsis ua rau ua xua kuj yog cov yam ntxwv tseem ceeb ntawm gelatin.
Gelatin kuj muaj qhov zoo hauv kev npaj cov khoom uas muaj roj tsawg, qab zib tsawg, thiab calorie tsawg. Thaum tib neeg xav tau txo qhov kev noj glycolipids thiab saj tib yam, nws tuaj yeem ua kom yooj yim rau kev tsim thiab tsim cov khoom zoo li no. Piv txwv li, koj yuav ua li cas thiaj tau txais cov khoom noj uas muaj roj tsawg uas saj zoo ib yam li cov khoom noj uas muaj roj ntau? Peb tuaj yeem ntxiv gelatin rau hauv cream cheese kom txhim kho nws cov qauv, txhim kho emulsification, txo cov calories thiab tsim ua npuas ncauj. Los yog hauv kev siv nqaij, gelatin tuaj yeem muab lub cev, txhim kho saj, txhim kho cov khoom organoleptic thiab txo cov feem pua ntawm cov rog.
Gelatin ua lub luag haujlwm tseem ceeb heev hauv kev npaj thiab tsim cov khoom noj mis nyuj thiab khoom qab zib tshiab. Kev siv cov gelatin kom raug thiab hom yuav ua rau cov mis nyuj qaub uas sib dua, nplaum nplaum lossis lwm yam khoom noj mis nyuj uas siv ntau, xws li ice cream. Gelatin muaj peev xwm khi nrog dej thiab yog ib qho emulsifier thiab stabilizer thoob ntiaj teb. Nws muaj peev xwm ua raws li qhov ncauj "greasy" thiab zoo tagnrho rau cov khoom uas muaj roj tsawg, ib nrab rog lossis txawm tias xoom rog. Nws ua rau cov ice cream xoom rog du zoo li cov ice cream puv rog, tsis muaj ntxiv cov khoom ntxiv. Cov khoom ua npuas zoo heev thiab kev ruaj khov ntawm gelatin nws tus kheej tso cai rau cov khoom noj mis nyuj, xws li mousses thiab cov khoom qab zib zoo, kom nyob ruaj khov ntawm chav tsev kub thiab muab qhov ncauj zoo siab.
Tsis yog tsuas yoggelatinmuab cov qauv zoo meej rau cov khoom mis nyuj, nws kuj yooj yim heev rau ua. Feem ntau, gelatin yuav tsum tau yaj ua ntej ua ntxiv. Tab sis hauv kev tsim khoom mis nyuj, qhov kub pasteurization feem ntau siv yog txaus kom yaj tag nrho cov gelatin. Yog li ntawd, cov kauj ruam ua ntej yaj raug tshem tawm hauv kev tsim khoom, yog li ua kom yooj yim rau cov txheej txheem ntau lawm thiab txo cov nqi.
Ntxiv rau cov khoom noj mis nyuj, ntau yam zaub mov tsis tuaj yeem ua tiav yam tsis muaj gelatin noj tau. Xws li cov khoom qab zib gummy bears, cov kua txiv hmab txiv ntoo cawv, cov khoom qab zib chewy, cov khoom qab zib txiv hmab txiv ntoo, marshmallows, licorice, thiab chocolate. Gelatin muab elasticity, chewiness thiab lub sijhawm khaws cia ntev dua. Nws tsim thiab ruaj khov cov ua npuas ncauj ntawm cov khoom qab zib sib dua, ua rau kev thauj khoom thiab khaws cia yooj yim dua.
Kev tsim cov khoom ci kuj xav tau kev koom tes ntawm gelatin. Vim tias gelatins ruaj khov cov khoom qab zib lossis cov khoom qab zib, lawv yooj yim rau kev ua ncuav mog qab zib. Kev siv ntau hom gelatin xws li hmoov, nplooj lossis gelatin tam sim ntawd hauv kev lag luam zaub mov tso cai rau cov chaw tsim khoom kom khov thiab yaj cov ncuav mog qab zib tau yooj yim thiab ntev lub txee lub neej ntawm lawv cov khoom.
Gelatin hauv cov khoom nqaij yog qhov tseem ceeb heev uas yog qhov tseem ceeb ntawm cov protein. Los ntawm kev noj zaub mov ntawm cov neeg niaj hnub no, qhov feem pua ntawm cov rog thiab carbohydrate noj feem ntau siab dhau, thaum cov protein noj tsawg dhau. Gelatin tuaj yeem hloov cov carbohydrates thiab cov rog hauv ntau yam khoom noj, ua rau cov pluas noj muaj txiaj ntsig zoo dua thaum txo cov calories noj.
Gelatin kuj tseem ua lub luag haujlwm tseem ceeb hauv kev npaj cov pluas noj uas muaj roj tsawg lossis cov pluas noj uas muaj roj tsawg. Vim nws muaj peev xwm tsim cov roj emulsions hauv dej, gelatin tuaj yeem hloov qee qhov roj ntau hauv ntau yam khoom. Feem ntau gelatin yuav ua haujlwm ua ib qho khoom ua kom loj. Nws khi dej rau hauv cov khoom kawg, ntxiv cov khoom loj yam tsis ntxiv calories. Thiab tib lub sijhawm, nws tuaj yeem muab qhov ncauj uas muaj roj thiab yaj hauv qhov ncauj, yog li txhim kho kev lees txais ntawm cov neeg siv khoom. Yog li ntawd, gelatin yog qhov zoo tagnrho rau kev tsim cov khoom zoo, qis calorie.
Tsis yog li ntawd xwb, gelatin tuaj yeem hloov lub luag haujlwm ntawm qab zib hauv cov khoom noj ua ib qho "kua nplaum" ntuj. Ua ib qho khoom khi, gelatin tuaj yeem txo cov calories thiab cov suab thaj ntawm cov khoom noj, thaum ua kom cov protein ntawm cov khoom noj nce ntxiv. Qhov no yog qhov tshwj xeeb tshaj yog nyob rau hauv kab nrog kev lag luam rau cov khoom noj uas tsis muaj suab thaj thiab muaj protein ntau.
Tag nrho hauv txhua yam, vim nws muaj ntau yam khoom thiab qhov zoo, gelatin yog qhov tseem ceeb rau kev tsim cov khoom noj khoom haus zoo tshaj plaws uas ua tau raws li cov kev xav tau tshwj xeeb ntawm cov neeg siv khoom. Cov neeg siv khoom tuaj yeem txaus siab rau cov khoom uas muaj roj tsawg, qab zib tsawg thiab calorie tsawg yam tsis muaj kev cuam tshuam rau kev saj.
Lub sijhawm tshaj tawm: Lub Peb Hlis-01-2023
