Place the sugar cube in the bottom of a chilled champagne flute and add the bitters. Pour in the brandy and top up very slowly with champagne. Garnish with a cherry and a wedge of lemon.
A cocktail with 3 ingredients, the Alexander is easy to whip up and makes a great after dinner offering.
The gimlet cocktail is typically made of 2 parts gin, 1 part lime juice and some soda