Rhubarb yog thoob plaws hauv lub tebchaws no. Nyob rau lub caij nplooj ntoos hlav nws yog muab tshiab nyob rau hauv lub supermarket los yog txiv hmab txiv ntoo thiab zaub khw. Yog hais tias nws yog zus nyob rau hauv lub vaj, koj yuav yeej ib txwm muaj ob peb stalks sau los ntawm lub kawg ntawm lub rau hli ntuj. Rhubarb los ntawm lub teb chaws Yelemees yog zaub raws caij nyoog vim hais tias cov ntsiab lus ntawm cov teeb meem oxalic acid nyob rau hauv rhubarb nce nyob rau lub sij hawm dhau los. Txij li thaum feem ntau ntawm cov kua qaub nyob rau hauv daim tawv nqaij, rhubarb yuav tsum tau tev. Peeling yog ib qho yooj yim heev thiab koj yuav tsum tsis txhob nco tawm ntawm cov nplaum qab vim nws.
Botanical faib thiab keeb kwm
Rhubarb (Rheum rhabarbarum) yog hu ua common rhubarb. Hauv qee thaj chaw nws tseem hu ua Krauser lossis zaub rhubarb. Hom rhubarb belongs rau genus Rhubarb (Rheum) los ntawm tsev neeg knotweed (Polygonaceae). Muaj peb hom rhubarb uas nws cov stems muaj xim txawv xim liab:
- Glaskin's Perpetual
- Timperley Early
- Holstein ntshav (vim nws qia liab)
Rhubarb lub tebchaws qub yog Himalayas. Los ntawm Russia thaum kawg nws tuaj rau Tebchaws Europe hauv xyoo pua 18th. Nyob rau hauv peb lub teb chaws, rhubarb yog officially ib tug zaub, tab sis nyob rau hauv lub US nws yog xam tau tias yog txiv hmab txiv ntoo.
Sau thiab siv
Txawm tias rhubarb yog zaub, nws yog siv los ua txiv hmab txiv ntoo hauv lub tebchaws no. Compotes thiab ncuav qab zib yog npaj los ntawm stalks ntawm rhubarb vim hais tias cov nroj tsuag muaj teeb meem oxalic acid, uas ua rau ntuav thiab circulatory teeb meem yog hais tias rhubarb noj nyoos. Cov ntsiab lus acid siab tshaj plaws yog pom nyob rau hauv me ntsis curled nplooj ntawm cov nroj tsuag, uas yog vim li cas lawv tsis siv nyob rau hauv lub chav ua noj. Lawv suav hais tias yog inedible. Tab sis cov kua qaub kuj muaj nyob rau hauv stems. Vim hais tias acidity nyob rau hauv cov nroj tsuag nce thoob plaws hauv lub xyoo, tshiab rhubarb yuav tsum tsuas yog npaj kom txog rau thaum kawg ntawm lub rau hli ntuj. Nrov heev, St. John's Day (Lub Rau Hli 24th) yog qhov kawg ntawm kev sau qoob loo rhubarb.
Tip:
Koj tuaj yeem khov ntxuav thiab tev rhubarb rau Tshuag.
Peeling
Ua ntej rhubarb tev, nws yuav tsum tau ntxuav. Nyob ntawm qhov tuab ntawm cov stalks, koj tuaj yeem ntxuav cov rhubarb nrog cov phuam da dej hauv chav ua noj los yog ntxuav nws hauv dej kom txog thaum tag nrho cov av seem raug tshem tawm. Tom qab ntawd muab nws tso rau ntawm daim phuam da dej qhuav los yog ntawm cov tshuaj yej lossis cov ntaub so ntswg.
Tom qab ntawd cov xim xim av lossis cov chaw puas lossis cov kab sib dhos tau ua tib zoo txiav tawm nrog rab riam zaub. Tom qab ziab, cov nplooj ntsuab lossis cov nplooj hauv paus kuj raug txiav tawm. Txhawm rau ua qhov no, tsuas yog txiav cov qia hauv qab nplooj nplooj kawg. Ua tib yam rau lwm qhov kawg ntawm tus ncej kom tshem tawm cov qoob loo. Nws yog feem ntau qhuav thiab discolored. Ntxiv rau nws tsis saj zoo.
Tip:
Yog thawj cov xov tawm, koj twb tau ua ib feem ntawm txoj haujlwm tev lawm.
Peeling txheej txheem
Rhubarb tsis tau tev, tsuas yog cov fibers sab nraud ntawm tus pas raug tshem tawm. Tias yog vim li cas nws tseem hu ua "rhubarb hlua rub".
- Muab rab riam me me rau ntawm ib kawg ntawm rhubarb.
- Cia li rub ib lub strip cia tag nrho qhov ntev ntawm tus ncej.
- Rov ua txheej txheem kom txog thaum tus pas tev tag nrho ib ncig.
Lub bar dictates qhov dav thiab thickness ntawm tus neeg strips. Ib txwm tshem tawm ntau npaum li tuaj yeem yooj yim tshem tawm ntawm qhov kawg ntawm rhubarb. Yog tias cov nplaum yog tuab, koj tuaj yeem siv lub tshuab peeler. Nws tsis muaj teeb meem txawm tias koj rub cov xov los ntawm sab saum toj mus rau hauv qab los yog hauv qab mus rau saum. Pib ntawm qhov kawg uas koj tuaj yeem tshem tawm cov kab ib leeg yooj yim dua.
Tip:
Lub zog ntawm cov xov yog nyob ntawm qhov tuab ntawm cov pas nrig. Ntawm cov tub ntxhais hluas, cov xov ntawm tus kheej kuj tuaj yeem nyias nyias.
Thaum lub rhubarb tau tev, nws tuaj yeem siv los npaj tais diav. Yog tias koj ua noj rhubarb kom txog thaum muag muag, cov dej ua noj yuav tsum muab pov tseg. Nws muaj oxalic acid los ntawm rhubarb pieces.
Muaj kev xav sib txawv txog seb rhubarb puas yuav tsum tau tev. Tab sis muaj ob qho laj thawj zoo vim li cas rhubarb yuav tsum tau tev:
- Oxalic acid
- Fiberness
Oxalic acid
Cov ntsiab lus oxalic acid hauv rhubarb txawv nyob ntawm ntau yam. Lub concentration ntawm acid yog siab dua nyob rau hauv ntsuab-stemmed ntau yam tshaj nyob rau hauv liab-stemmed sawv daws yuav. Tab sis lub thickness ntawm stalks kuj tseem ceeb heev rau acidity. Cov nram qab no siv: lub thicker lub bar, ntau acid nws muaj. Qhov siab tshaj acidity yog ncaj qha nyob rau hauv daim tawv nqaij, piv txwv li nyob rau hauv lub txheej txheej ntawm rhubarb stalks. Hauv qhov no, tev lub rhubarb txo cov acidity.
Tip:
Cov tub ntxhais hluas, nyias stems inherently muaj tsawg oxalic acid. Lawv tsis tas yuav tev.
Fiberness
Ncaj nraim hauv qab rhubarb tev tsis yog tsuas yog cov ntsiab lus siab tshaj plaws ntawm oxalic acid, nws tseem muaj fiber ntau. Cov rhubarb stalks yuav tsum tau tev kom lawv tsis txhob daig hauv koj cov hniav tom qab.
