Shake well with ice: 2 oz reposado tequila, ¾ oz lime juice, and ½ oz grenadine
Strain into 8-oz highball glass full of cracked ice
Top off with 1 oz chilled sparkling water
Stir briefly
Garnish with lime wheel if desired
Add a straw
Optional: Add 1 dash absinthe and strain instead into a chilled cocktail glass, adding only ½ oz sparkling water
