Hamburger such as , due to the occasional initial improper preparation of the meat, so caution is needed during handling and cooking. Because of the potential for food-borne illness, the USDA recommends hamburgers be cooked to an internal temperature of . If cooked to this temperature, they are considered well-done. Burgers can also be made with patties made from ingredients other than beef. For example, a "turkey burger" uses ground turkey meat, a "chicken burger" uses ground chicken meat. A "buffalo burger" uses ground meat from a bison, and an "ostrich burger" is made from ground seasoned ostrich meat. A deer
Sjoerd Hamburger Sjoerd Hamburger Sjoerd Hamburger (born 8 February 1983 in Oldeberkoop) is a rower from the Netherlands, who competes in the single scull. Hamburger was born and raised in Oldeberkoop where he played korfball and was involved in training for triathlons. When he was 18 he moved to Utrecht to study and started rowing in an Eight at the Orca Rowing Club. The Orca Men's Eight won a silver medal at the European Youth Championships that year. In 2003 Hamburger rowed in the Orca Coxed four which came sixth at the World Under-23 Rowing Championships. On the advice of his coach