1.  Chill the Martini glass by placing ice cubes in it for 5 minutes.
2.  Place some ice cubes in the shaker with two measure of vodka.
3.  Shake vigorously for 3 minutes.
4.  Remove the ice cubes from the Martini glass. 
5.  Rinse the cold glass with dry vermouth (eg Martini Extra Dry or Cinzano) and discard (the vermouth should really only glance at the glass!).
6.  Pour the iced vodka  from the shaker to the cold glass. 

•  Now, you have a choice, you can make :
•  a Martini with a twist of lemon
• a Dirty Martini

   To make a Martini with a twist :

1.  Pell a long piece of lemon zest of a fresh, unwaxed lemon.
2.  Twist the zest so some of the oils are released.
3.  Rub the lemon zest around the rim of the glass.
4. Place the lemon zest inside the Vodka Martini and serve. 

   To make a Dirty Martini : 

1.  Add a teaspoon of olive brine directly into the glass.
2.  Place 3 olives onto a cocktail stick.
3.  Place into the glass and serve.