There is no fixed ratio of the ingredients: the amount of water can vary according to taste from a splash to several times that of the whisky.[1] The drink can be variously served with or without ice, and sometimes also with a simple garnish such as a citrus twist.
The glassware used can be any of the tumbler type, most commonly either old fashionedorhighball glass. The latter, being larger, is used especially when adding ice or a relatively larger quantity of water.
Similar whisky-and-soda drinks can be made with other whiskies and will have largely similar characteristics.
In Japan, whisky and soda, typically made of Suntory Kakubin, is synonymous with highball.[2]
Astengah is a drink made from equal measures of whisky and soda water, served over ice.[3]: 785 In the early 20th century, it was a popular drink among British subjects in areas of the British EmpireinAsia.[3]: 619 The term derives from the Malay word for "half" (setengah).[4]
