Cocktails Recetas seleccionadas by Miguel R. Reguera (1930, p.16)

curacao — curazaobase
0.5 glassgin — ginebrabase
Angostura bitters — Angosturabitter
0.5 glassByrrh — Birrhmodifier
  1. Shake all ingredients well with crushed ice and serve.

Ice: Crushed ice