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
Cervelat a salad or with bread and mustard. Sometimes sold smoked and uncooked, cervelat can be seasoned, salted and cold smoked for one day. Traditionally, Swiss beef intestines were used for the casings, but towards the end of the 20th century, local cattle producers lost interest in cleaning and preparing them, so meat processors switched to Brazilian zebu intestines, which are not fatty and do not easily split open when roasted. However, beginning on 1 April 2006, the European Union banned the import of many animal parts from Brazil as a measure aimed at preventing the spread of mad cow disease.