A cocktail is an alcoholic mixed drink that contains three or more ingredients_at least one of the ingredients must be a spirit, one sweet/sugary and one sour/bitter. Cocktails were originally a mixture of spirits, sugar, water, and bitters. It is now often used for almost any mixed drink that contains alcohol, including mixers, mixed shots, etc. A cocktail today usually contains one or more kinds of spirit and one or more mixers, such as soda or fruit juice. Additional ingredients may be sugar, honey, milk, cream, and various herbs.