- 4 oz Espolòn blanco tequila
- 4 oz grapefruit juice
- 1 oz fresh lime juice
- 1 oz agave nectar
- Topo Chico to top
- Coarse salt for rimming
- Grapefruit wedge for rimming
- Fresh rosemary sprigs for garnish
- Ice
Run a grapefruit wedge around the rim of two highball glasses. Dip rims in coarse salt.
Fill glasses with ice.
Divide tequila, grapefruit juice, lime juice, and agave between the two glasses. Stir gently to combine.
Top each with Topo Chico.
Garnish with a rosemary sprig and serve immediately.