A cocktail shaker is one of the most important tools for a bartender. It is a container that is used to mix drinks and can be made from different materials such as stainless steel, aluminum, or glass. There are different types of cocktail shakers, such as the Boston shaker, the French shaker, and the cobbler shaker.

The Boston shaker is a type of shaker that is made up of two parts: a glass or metal container and a metal lid. …