Chorizo enters English from Spanish, where it designates a pork sausage seasoned with pimentón (smoked or sweet paprika) and garlic. The deeper etymology is genuinely uncertain. The most common proposal traces it to Late Latin salsicium ("salted sausage," also the ancestor of "sausage" and Italian "salsiccia"), possibly through a Vulgar Latin form *sauricium or regional intermediary. An alternative theory connects it to a pre-Roman Iberian word. The Spanish Royal Academy's dictionary notes the uncertain origin.
What is certain is that chorizo predates the ingredient most associated with it. Pimentón — smoked paprika made from dried capsicum peppers — could not have existed in Iberian chorizo before Columbus brought capsicum from the Americas in the 1490s. Before that transformative import, Iberian sausages were flavored with black pepper, garlic, herbs, and other Old World spices. The introduction of capsicum peppers (particularly the variety grown in La Vera, Extremadura, which is smoke-dried to produce pimentón de la Vera)
The distinction between Spanish and Mexican chorizo is fundamental but often overlooked by English speakers. Spanish chorizo is a dry-cured, fermented sausage — firm, sliceable, and ready to eat without cooking, similar in concept to salami or pepperoni. Mexican chorizo is a fresh, raw sausage — soft, crumbly, and requiring cooking before consumption, typically removed from its casing and fried. The two products share a name and a distant Iberian ancestry but differ in texture, preparation, spicing
The regional diversity of chorizo within Spain alone is remarkable. Chorizo de León, chorizo de Cantimpalos, chorizo gallego, morcilla (blood sausage, sometimes classified alongside chorizo), and dozens of local varieties reflect the microclimates, pig breeds, and culinary traditions of different regions. Portuguese chouriço extends the tradition across the border, while South American chorizos (Argentine, Uruguayan, Chilean) represent yet another branch of adaptation.