Inspired by the 2019 film Gemini Man.Not quite a carbon copy of The Margarita.
For 1 cocktail
Add all ingredients (except sparkling water) to a shaker tin with ice.
Shake and strain over fresh ice into highball glass with half-salted rim.
Top with sparkling water and stir to combine. Garnish with lime twist.
Put the quantity of ingredients you have, to know how much other ingredients you need and how many cocktails you can make.