Porto Ferreira Dona Antónia Tawny 20 Years is an exceptional Port Wine, a symbol of the excellence of the Ferreira brand's style in creating old tawny Port Wines. Its classic profile, of great elegance and complexity but with great freshness, is unique, being one of the most recognized and celebrated wines in the world. The hand-harvested grapes were vinified using the traditional Port Wine method. The controlled fermentation of the musts took place in stainless steel vats and was stopped by the addition of wine spirit. The wines were very elegant and with great aging potential. The wines that make up the final batch of this Porto Ferreira Dona Antónia Tawny 20 Years remain in the Douro until being transported to the Ferreira cellars in V.N.Gaia the following spring, entering the traditional aging scheme of Port Wine, in oak casks, with the Porto Ferreira style. During this period, the wine is subjected to numerous rackings, analyzes and tastings, which allow monitor its aging, and act with fillings, refreshments and corrections whenever the test determines it. The final batch is obtained using wines aged between 15 and 40 years, in order to always obtain the average age, type, quality and style of Porto Ferreira Dona Antónia Tawny 20 Years.