What is a mocktail? A mocktail is a dressed up beverage without alcohol. Two classic mocktails are the Shirley Temple and the Roy Rodgers. These mocktails were thought up so that underage consumers would not feel left out. It is a way to still get out and have a delightful beverage other than a soda. Currently is has become popular to go to Mocktail Bars in major cities such as New York and Los Angeles.