The origin of the recipe is uncertain, but in its current form it is said to have originated during the second half of the 19th century in Bairro Alto, an old quarter of Lisbon, probably from older and related cod recipes with other names but similar cooking techniques. The name "Brás" (or sometimes Braz, Blaise in English) is supposedly the name of its creator.
The recipe's origins are unknown, but it is believed to have been developed in the late 19th century in Bairro Alto, Lisbon. It may be based on older cod recipes with different names and similar cooking methods. The name "Brás" (or sometimes Braz or Blaise) is associated with its creator.