Ana amfani da hanyar Charmat (wanda ake kira "Hanyar Italiyanci") na samar da giya mai banƙyama a cikin sana'ar Prosecco.
Ta yaya Hanyar Ma'aikata ke aiki
Wannan hanya tana tilasta wajibi na biyu ya faru a cikin babban tanki na bakin ciki kafin a ba shi kwalba, maimakon a cikin kwalban kamar tsarin sukari na al'ada. Hanyar Charmat ita ce hanya mai rahusa don turawa giya ta hanyar ƙaddamar da ruwan inabi kuma ya fi amfani da shi a kan wasu giya mai banƙyama wanda ake nufi don cinye matasa da kuma ingancin sabo.
Har ila yau Known As: Italiyanci Hanyar, Metodo Italiano ko Martinotti-Charmat Hanyar