Malt whisky whisky regulations require malt whisky to be made in pot stills using water and malted barley without the addition of any other cereals, and the whisky must be aged for at least three years in oak casks. The use of new barrels is not required. Caramel coloring can be added, but no other additives are allowed. Irish whiskey regulations are almost identical to Scotch regulations. Malt whiskey must be distilled in a pot still from a mash of 100% malted barley, which may be peated or unpeated in character, although unpeated malt is typically used. All Irish whiskeys must be
German whisky produced have been in the style of Irish, Scotch single malt, rye and bourbon. The whiskies are spelled "Whesskey" as a play on the word whisky and Hesse, the state in which the distillery is located. Rabel Berghof in Owen produces many fruit brandies. Several years ago, they started the production of a single grain whisky using wheat, known as "Schwäbischer Whisky" (Swabian Whisky). The "Schlitzer Destillerie" in Schlitz (Hesse) produces spirits and liqueurs since 1585 and is the oldest still producing distillery in Germany. In 2013 the 14-year-old Glen Slitisa Single Malt Wheat Whisky was awarded third place at