Step 1.
- Chill a martini glass by filling it with ice water and setting it aside.
Step 2.
- In a mixing glass, combine 2.5 ounces of gin and 0.5 ounces of dry vermouth.
Step 3.
- Add ice to the mixing glass and stir well until chilled, about 15-20 seconds.
Step 4.
- Discard the ice water from the martini glass and strain the mixture into the chilled glass.
Step 5.
- Garnish with a twist of lemon peel, expressing the oils over the drink before placing it in the glass.