Akụrụngwa matcha bụ ụdị obere tii nke a na-atụgharịghị yaigwe na-akpụgharị tii. Enwere isi okwu abụọ na mmepụta ya: mkpuchi na steaming. Iji mepụta matcha na-atọ ụtọ, ịkwesịrị iji ákwà mgbochi ahịhịa na ahịhịa ahịhịa kpuchie tii mmiri mmiri ụbọchị 20 tupu ị na-ewere ya, na ọnụego shading karịa 98%. Ọ bụrụ na kpuchie ya na nwa plastic gauze, shading ọnụego nwere ike iru 70 ~ 85%. Nnwale egosila na iji ihe dị iche iche na agba dị iche iche na-ekpuchi tii nwere mmetụta dị iche iche.

"Ikpuchi na ndo na-agbanwe ihe ndị metụtara gburugburu ebe obibi dị ka ọkụ ọkụ, àgwà ọkụ, okpomọkụ, wdg, si otú a na-emetụta nguzobe nke isi ísì tii. Tii mepere emepe enweghị B-santalol. Na mgbakwunye na ọdịnaya dị elu nke ogige aliphatic dị ala, ọdịnaya nke ihe ndị ọzọ na-esi ísì ụtọ dịkwa ala karịa tii ndò.” chlorophyll na amino acid nke kpuchie ahịhịa tii ntụ ntụ site namatcha grinderna-budata ụba. Carotenoids ji okpukpu 1.5 karịa nke ihe ọkụkụ n'ikuku, ngụkọta amino acid dị okpukpu 1.4 karịa nke ọkụ sitere n'okike, chlorophyll jikwa okpukpu 1.6 karịa nke ọkụ sitere n'okike.

A na-ewere akwụkwọ tii ọhụrụ ahụ ma kpoo ya n'otu ụbọchị ahụ, na-eji aigwe ndozi tii uzuoku. N'oge usoro steaming, cis-3-hexenol, cis-3-hexene acetate, linalool na oxides ndị ọzọ na akwụkwọ tii na-abawanye nke ọma, na-emepụta nnukwu ego nke A-ionone na B-ionone. Ketones na ogige ionone ndị ọzọ, ihe na-ebute ihe ndị a na-esi ísì ụtọ bụ carotenoids, nke na-enye aka na ísì ụtọ pụrụ iche nke matcha.