Step 1.
- Chill a coupe glass by filling it with ice water.
Step 2.
- In a mixing glass, combine 2 ounces of Scotch whisky, 1 ounce of sweet vermouth, and 1 ounce of dry vermouth.
Step 3.
- Add ice to the mixing glass and stir gently for about 30 seconds until well chilled.
Step 4.
- Empty the ice water out of the coupe glass.
Step 5.
- Strain the cocktail mixture into the chilled coupe glass.
Step 6.
- Garnish with a twisted lemon peel, expressing the oils over the drink before placing it on the rim.