Cocktail sour mix is a combination of sugar, water and lemon or lime juice, and is sold in most stores that carry alcohol or cocktail mixers.
In a tall glass filled with ice, combine the alcohols and sour mix.
In addition to the calories from the alcohol, adding a sugary mixer like juice or sour mix can nearly double the calorie content of the drink.
A mixture of grenadine, gin, cherry brandy, sweet and sour mix and club soda, the drink was often considered a "gateway" drink for novices who had never before consumed an alcoholic beverage.
The restaurant's extensive margarita selection includes a range of tequilas and a "very secret" homemade sour mix.