Cocktails by Pedro Chicote (1928, p.162) — Four-spirit split

0.25 copitaAguardiente de cazalla — Cazallabase
Angostura bitters — Source says a few drops.base
0.25 copitacognac — Conacbase
0.25 copitadry gin base
0.25 copitarum — Ronbase
  1. Shake with cracked ice and serve in a cocktail glass.

Ice: Cracked ice

This matters because it preserves a densely split multi-spirit aromatic in the Madrid field.

See also: Diplomatico Cocktail, Douglas Fairbanks Cocktail