The beverages must not interrupt the taste of caviar in any way. As well as you can not drink it immediately because of caviar special aftertaste, it is important to get a full impression.
In Europe and America they offer exquisite varieties of champagne and dry wines such as Riesling, Chablis, Chardonnay – actually, any good dry white wine that does not have a sharp taste is fine.
In Russian tradition there are two symbols that the whole world knows: caviar and vodka were inseparable because they complement each other perfectly. It is important that vodka is cooled, then it does not interrupt the taste of caviar.