Cocktails by Pedro Chicote (1928, p.291) — Imperial

1 lemonlemon juice — jugo de un limonacid
ice — pedacitos de hielobase
Seltzer water — agua de seltzdilution
1 coffee spoonBicarbonate of soda — cucharada de bicarbonatoother
1 tablespoonsugar — cucharada grande de azucarsweetener
  1. Build in a large glass, add seltzer, and drink while effervescing.

Ice: Ice

This matters because it preserves a sparkling lemonade checkpoint that reads like professional summer refreshment.

See also: Lemonade, Imperial Orangeade