Wormhole Cold-Brew Coffee Cocktail

This cold-brew coffee cocktail from Houston’s Black Hole Coffee is the perfect digestif.

1½ oz. Fernet Branca Menta
1 oz. cold-brew coffee
¼ oz. fresh lime juice
Sparkling mineral water (Ryan uses Topo Chico)
Glass: Collins
Garnish: mint sprig

Combine the Fernet, coffee and lime juice in a glass. Add ice, top with sparkling water and garnish.

Ryan Perry, Black Hole Coffee, Houston