The invention concerns a method of producing an alcoholic beverage by fermentation having flavor and taste of passion fruit and grapefruit, characterized in that it comprises the following steps: providing a gas stream containing hydrogen sulfide, bubbling the gas stream containing hydrogen sulfide into a grape juice and/or grape juice derived fractions prior to yeast inoculation, and/or during fermentation. The alcoholic beverage obtainable by the method can be chosen from the group constituted by wines, beers and spirits. Most preferably, the alcoholic beverage is a Sauvignon Blanc wine.