Step 1.
- Fill a mixing glass with ice.
Step 2.
- Pour in the tequila and mezcal.
Step 3.
- Add the simple syrup and aromatic bitters.
Step 4.
- Stir well until chilled.
Step 5.
- Strain into a rocks glass over a large ice cube.
Step 6.
- Use a smoking gun to infuse the drink with smoke from wood chips.
Step 7.
- Garnish with an orange twist.