- In a shallow bowl or small plate, pour a few ounces of lime juice. In a similar vessel, create a low layer of salt. Carefully dip the rim of a rocks glass into the juice, then into the salt.
- Add the tequila, lime juice, lime-jalapeño syrup, Grand Marnier, and salt to a shaker over ice. Shake until well-chilled.
- Strain into the salt-rimmed rocks glass over ice and garnish with the lime wedge.