1½ oz vodka
¼ oz dry vermouth
Dirty Ice

1. Fill a cocktail-stirring pitcher or bottom of a cocktail shaker 2/3 full of ice. Add vodka and vermouth and stir until thoroughly chilled and diluted, about 1 minute.
 
2 . Strain cocktail into a Martini glass. Garnish with Dirty Ice.

Makes 1 drink

4 to 6 large Martini olives
1½ cups (375 mL) purified water
½ cup (125 mL) olive brine
5 to 6 cocktail picks or toothpicks

1. Spear each olive with a cocktail pick and place one into each chamber of a six-sphere (or six large-cube) silicone ice tray.

2. Combine purified water with olive brine and stir well. Pour liquid into each chamber of tray, nearly to the top. (Frozen liquid will expand slightly.) Freeze until frozen through, several hours or overnight.

3. Run tray under cool water to unmold ice. Place one dirty ice cube in the bottom of a deep v-shaped glass containing a Martini.

Makes 4 to 6 large spheres or cubes