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
Scotch and soda (cocktail) a relatively larger quantity of water. Scotch and soda is not strictly a cocktail by its most exclusive definition, as it only has two ingredients, although it can be considered a cocktail (of the highball type) in the loosest sense of the term. In Japan, Whisky and Soda, typically made of Suntory, is synonymous with highball. Similar 'whisk(e)y and soda' drinks can also be made with other than Scottish whiskies, and will have largely similar characteristics. They are, however, technically not 'Scotch and soda' if they do not contain Scotch. Scotch and soda (cocktail) Scotch and soda is a mixed