Tanthauzo: Mash ndi madzi omwe amapangidwa ndi grist (osweka malt kapena tirigu) opangidwa ndi madzi otentha kuti apange zovuta. Mafuta ndi madzi omwe amathira phala ndipo amafufuzidwa mu kuchapa (madzi omwe ali ndi mowa ndipo amagwiritsidwa ntchito kuthetsa whiskey).
Sour Mash ndizodziwika kwambiri ndipo ndi njira yogwiritsira ntchito whiskey ya bourbon ndi Tennessee . Mu njirayi pangŠ¢ono kakang'ono kafungo (tsopano wowawasa) kamagwiritsidwa ntchito kuchokera ku feteleza wakale ndikugwiritsidwa ntchito mu batchi lotsatira, motero kupitilira mtundu wa yisiti yogwiritsidwa ntchito.
Mafuta okoma amagwiritsa ntchito yisiti yatsopano yomwe imawotcha m'mava osatsegulidwa asanatambasulidwe kupatsa madzi atsopano ndi okoma kusiyana ndi wowawasa.