Brandy is made from early grapes in order to achieve higher acid concentration and lower sugar levels. Base wine generally contains smaller amount (up to 20 mg/l) of sulphur than regular wines, as it creates undesired copper(II) sulfate in reaction with copper in the pot stills. The yeast sediment produced during the fermentation may or may not be kept in the wine, depending on the brandy style. Brandy is distilled from the base wine in two phases. In the first, large part of water and solids is removed from the base, obtaining so-called "low wine", basically a concentrated wine with 28–30%
Dutch brandy Dutch brandy Dutch brandy (, ) is a distilled spirit made from either grain or molasses alcohol flavored with various essences and extracts produced in the Netherlands. It was formerly referred to as "Dutch cognac" until that name was legally restricted to grape brandy from the Cognac region of France. Dutch names included "Koetsiertje" or "Koetsierscognac" (cognac drunk by carriage riders - Dutch "koetsiers") or "Hollandse Cognac" (Dutch Cognac). Its colour ranges from clear to dark brown, reflecting added caramel or artificial dye. Dutch brandy is based on either grain or molasses alcohol, with added essences and extracts to produce