Used Cachaça instead of rum, and it works very well! It has the bite of the Cachaça, while still being refreshing. Might need more sweetener for some, but I enjoyed as it is
Maira Salazar
Maira's Red Caipirinha
Lime (fresh), Superfine/caster sugar, Blueberries (fresh), Crème de cassis, Cachaça (unaged)