El Bar Americano en España by Pedro Chicote (1927, p.130)

ice — 3 pedacitos de hielo picadobase
Oporto — Substitutes for whisky in the whisky sangaree formula and fills the glass.modifier
nuez moscada rallada — Inherited from the whisky sangaree formula.other
1 coffee spoonazúcar en polvo — 1 cucharada de las de café de azúcar en polvosweetener
  1. Prepare the same way as the whisky sangaree, substituting port for whisky.
  2. Serve in the same glass with straws after the nutmeg finish.

Garnish: Nutmeg and straws

Ice: Crushed ice

Defined by Chicote as the whisky sangaree formula with port replacing whisky.