White Russian (cocktail) and styles of particular bars or mixologists. Most common varieties have adjusted amounts of vodka or coffee liqueur, or mixed brands of coffee liqueur. Shaking the cream in order to thicken it prior to pouring it over the drink is also common. Sometimes the drink is prepared on the stove with hot coffee for a warm treat on cold days. Many variants of the cocktail exist, both localized and widely known, such as a Blind Russian (which substitutes the cream with Baileys Irish Cream), a Mudslide (a Blind Russian with added cream), White Canadian (made with goat's milk), an Anna
Oxygen cocktail of filling the cocktails with oxygen have been improved. Juices (grape, cherry, raspberry, etc.), syrups, water, milk and fruit-drinks are often used as the base of the cocktail. Oily and sparkling liquids result in poor homogeneity of the foam. The base liquid might contain extracts of plants and herbs such as hawthorn, strawflower, motherwort and rose hip, which themselves are used in the clinical practices. An essential element of the oxygen cocktail is the foaming agent, such as gelatin egg white or liquorice. Initially, oxygen cocktails were made with egg white. However clinical trials proved that this ingredient resulted in