INGREDIENTS
1
Grapefruit, Small wedges
1
Lime, wedge
1
Serrano
1/2 tsp
Agave nectar or 1 teaspoon simple syrup, light
1 oz
Lime juice, fresh
2 tsp
Kosher and/or sea salt
2 oz
Grapefruit juice, fresh
1 1/2 oz
Grapefruit-flavored club soda or plain club soda
2 oz
Silver or blanco tequila