[header] How to make a gibson martini [title] Chill a cocktail glass if desired. [step] This can be done by filling a cocktail glass with ice, but remove the ice before adding or straining the ingredients into the glass, as the drink is not served on the rocks. [title] Add ice to a cocktail shaker. 
[step] The shaker should be filled about half to three-quarters full. [title] Add the gin or vodka and vermouth to the shaker.