Cervelat then boiled) or served raw. They contain a mixture of beef, bacon and pork rind. The modern Swiss variety is packed into zebu intestines. The cervelat is often referred to as the national sausage of Switzerland. Some 160 million cervelats weighing 27,000 metric tons are produced in Switzerland annually, which is equivalent to a consumption of 25 cervelats per person each year. Grilling cervelats over an open fire with the ends cut open so they expand like a butterfly's wings is a childhood memory for nearly every Swiss person; as a result, many Swiss are emotionally attached to the sausage.
Street food of Indonesia establishments maintain food hygiene standard ranges from good to acceptable — regulated and supervised by "Badan Pengawasan Obat dan Makanan" (Indonesian Food and Drug Administration) — some "warung" traditional foodstalls and street vendors might have poor hygiene. Hygiene remains a problem for sidewalk dining as clean dish washing is seldom practiced due to a lack of running water. The tropical microbes also might contribute to food poisoning cases, especially among foreigners during their stay in Indonesia. It is advisable to choose cooked hot food instead of uncooked room temperatured ones sold by street vendors. For example, when consuming food sold