But here's a good Martini recipe

Dirty Martini Ingredients

60ml (or approx 2 oz) Gin
10ml (or approx 1/4 oz) Dry Vermouth
10ml (or approx 1/4 oz) olive brine
1 green olive
small wedge of lemon

Dirty Martini Directions

Into a cocktail shaker, pour the Gin, Dry Vermouth and olive brine.
Add ice.
Shake well.
Rub the rim of the martini glass with the wedge of lemon.
Strain and pour contents of cocktail shaker into a martini glass.
Drop the olive into the martini before serving.