Step 1.
- Muddle fresh thyme leaves in a shaker to release their flavor.
Step 2.
- Add Scotch whisky, fresh lemon juice, and simple syrup to the shaker.
Step 3.
- Fill with ice and shake vigorously for about 15 seconds.
Step 4.
- Strain the mixture into a chilled coupe glass.
Step 5.
- Garnish with a sprig of thyme.