Cervelat cow disease. By August 2008, most of the Swiss demand for bovine intestines had been met with imports from Uruguay, Argentina and Paraguay. Cervelas de Lyon are a sausage specialty of Lyonnaise cuisine. They contain finely minced pork, and either truffles or pistachios. Sold uncooked, the sausage has to be boiled before it is eaten. In Alsatian cuisine, "cervelas d'Alsace" are split open and served with cheese (gruyere) and bacon. Cervelat Cervelat, also cervelas, servelat or zervelat, is a sausage produced in Switzerland, France (especially Alsace and Lyon) and parts of Germany. The recipe and preparation of the sausage vary
National dish of such countries simply cannot be represented by any single national dish. Furthermore, because national dishes are so interwoven into a nation's sense of identity, strong emotions and conflicts can arise when trying to choose a country's national dish. In Latin America, dishes may be claimed or designated as a ""plato nacional"", although in many cases, recipes transcend national borders with only minor variations. Both Peru and Ecuador claim "ceviche" as their national dish. Stews of meat, plantains, and root vegetables are the "platos nacionales" of several countries in Central America, South America, and the Caribbean: Colombian "ajiaco", as well