You can also add Aperol to a caipirinha, here's what I do:

1/2 lime, cut into wedges;
1-3/4 oz Cachaça;
3/4 oz Aperol;
1/4 oz 1:1 simple syrup.

Muddle lime wedges in the base of shaker. Add cachaça, Aperol, and simple syrup. Shake with ice and pour all without straining into glass.