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
Rudolf Hamburger in as part of a "wartime relief" programme. Fellow camp inmates were produced to back-up the evidence of the "Stukatsch" brigade leader that Hamburger had been distributing anti-Soviet propaganda. Together with the routine badmouthing of the poor treatment, terrible food and the generally bad situation in the camp, Hamburger was therefore identified as an "enemy of the state". His sentence extended to eight years. Taking account of the two years already served, that made a total of ten years. In May 1945 Hamburger was taken to the Karaganda region, far to the east in Kazakhstan. He gained the impression that