Chicote's Trocaderos Fizz is a Dubonnet fizz with lemon, sugar, and seltzer.
El Bar Americano en España by Pedro Chicote (1927, p.106)
| 1 lemon | jugo de limón — jugo de un limón | acid |
| ice — 2 ó 3 pedacitos de hielo | base | |
| Seltzer water — agua de seltz | dilution | |
| 1 copita | Dubonet — 1 copita de Dubonet | modifier |
| 2 small spoon | jarabe de azúcar — 2 cucharadas pequeñas de jarabe de azúcar | sweetener |
Ice: Ice
Cocktails by Pedro Chicote (1928, p.271) — Dubonnet version
| 1 lemon | lemon juice — Jugo de un limon | acid |
| ice — Hielo | base | |
| Seltzer water — Agua de seltz | dilution | |
| 0.5 copita | Dubonnet | modifier |
| 2 teaspoon | Sugar syrup — Jarabe de azucar | sweetener |
Ice: 2 or 3 pieces ice
This matters because it preserves a Dubonnet-based fizz branch in Chicote's late Madrid chapter.
See also: Royal Fizz, Absinthe Fizz