Yuav ua li cas yog invert phoov?

Muaj ntau housewives, nyeem ntawv ntau ntau yam ntawm ci zaub mov txawv, dawm rau ib tug muaj hu ua "suab thaj". Thiab feem ntau ntawm lawv cia li tshuav no daim ntawv qhia, tsis txhob nws tau pib nyeem nws mus txog thaum kawg. Qhov twg yog nws coj lub syrup? Yog vim li cas tsis mus nrhiav kev pab, vim hais tias nws muaj peev xwm muab tau yooj yim hloov invert phoov.

Invert phoov - yog ib tug aqueous tov ntawm zib thiab fructose muaj anticrystallization zog. Nws yog vim hais tias lawv invert phoov yog siv raws li ib tug kev hloov rau zib suab thaj nyob rau hauv lub chaw ua khoom ntawm ntau yam confectionery khoom nyob rau hauv thiaj li yuav kom lub "laus" txheej txheem, cov khoom, raws li zoo raws li rau impart ib tug Golden hue xeem.

Invert phoov yog npaj los ntawm cua sov ib tug aqueous qab zib tov nrog ib tug acid, uas ua nyob rau hauv lub inversion txheej txheem. Qhov no txoj kev muaj nyob rau hauv lub splitting ntawm sucrose rau hauv piam thaj thiab fructose. Rau inversion thov citric, hydrochloric, acetic thiab lactic acids.

Flavored syrups, invert qab zib siv nyob rau hauv lub confectionery kev lag luam, raws li ib tug dej losis tswvyim dabtsi neeg saib xyuas thiab antikristallizatora. Tsis tas li ntawd, xws li ib tug phoov yuav siv tau raws li phoov rau impregnation biscuit. Sau kom tiav los yog ib nrab hloov ntawm qab zib nrog khob noom cookie npaj yuav ho ua rau kom nws plasticity, tab sis kuj yuav tsub kom cov txee lub neej ntawm ci tsis pab zoo indicators, As.

Tsis tas li ntawd ua khob noom cookie invert syrups no ntxiv rau cov confectionery ntsaws thiab cream sib txawv nyob rau hauv thiaj li yuav tiv thaiv kom txhob saccharification thaum lub sij hawm lawv cia, uas yog tshwj xeeb tshaj yog ib qho tseem ceeb rau cov neeg ua zaub mov, nyob rau hauv uas lub formulation tshwj xeeb theem ntawm qab zib. Cov kev siv ntawm tej syrups yog yooj yim heev rau siv thiab dosing. Invert phoov nyob rau hauv qhov siv thiab ua fondant sugarcraft tiv thaiv nws. Ib tug puas grams nws muaj 290 calories. Invert phoov yog muab cia rau hauv ib tug txheeb ze humidity ntawm 85% thiab ib tug kub ntawm los ntawm 0 ° C rau 25 ° C rau rau lub hlis ntawm hnub tim uas siv thiab ua.

Invert phoov: ua noj ua haus

Yuav kom npaj lub syrup yuav tsum tau inverted ib puas qhov chaw ntawm qab zib coj plaub caug plaub qhov chaw dej, piv txwv li, 100 grams suab thaj yuav tsum tau 44 grams dej. Cov piam thaj tov yog coj rau ib tug boil nrog rau qhov stirring, ces ntxiv acid thiab boiled rau lwm 30 feeb. Tom qab ntawd tus qauv nyob rau hauv "cov hlua", qhov no diav nakapyvaetsya ob peb tee ntawm phoov nyob rau hauv dej txias. Yog hais tias daim ntawv "cov hlua" nyob rau hauv cov dej, nws txhais tau tias koj phoov yog npaj txhij. Ces nws yuav tsum tau txias mus rau 80-90S kub thiab neutralized nrog sodium bicarbonate tshuaj. Txawm li cas los, neutralization yog nqa tawm tsis yeej ib txwm, nws yog obligatory, yog hais tias tus inversion yog ua li cas los ntawm kev siv hydrochloric acid. Thaum inversion organic acid neutralization yog yuav tsum tau xwb nyob rau hauv cov ntaub ntawv ntawm qaub saj ntawm lub tiav lawm phoov. Yog li, yog hais tias tus inversion twb tau siv 55% lactic acid rau neutralize nws yuav tsum tau 4 grams ntawm sodium bicarbonate ib 1 kg ntawm qab zib, rau neutralize lub hydrochloric acid - 0.3 grams ntawm sodium bicarbonate, rau neutralize lub crystalline citric acid - 4.2 grams ntawm sodium bicarbonate. Yog li dej qab zib yuav tsum tau qhia rau hauv invert phoov raws li ib tug 10% tshuaj. Qhov no txoj kev yog yeej ib txwm ua raws li los ntawm si nyhav foaming. Tom qab lub syrup tau txias, nws yuav tsum tau siv.

Daim ntawv qhia invert phoov. Koj yuav tsum tau: 350 grams qab zib, ¼ teev ntawm ci dej qab zib, 2/3 tsp ntawm citric acid, 150 ml ntawm dej kub ... Qab Zib poured mus rau hauv ib tug lauj kaub nrog dej kub, kom huv si tov thiab coj rau ib tug boil tshaj tsawg tshav kub. Tom qab ntawd sau citric acid, do thiab muab lub hau. Tom ntej no, rhaub phoov tshaj li tsawg tshav kub rau 30-40 feeb, txias, sau dej qab zib nyob rau hauv cov tshuaj. Xim thiab kev ntxhib los mos invert phoov yog zoo li kua zib ntab.