Frankfurt – Among the more than 200 döner producers operating in Germany, there is one brand that everyone accepts as a leader in the market: Karmez. The Tütüncübaşı siblings: Müfit, Mustafa, Özer, Önder, Ömer, Enfil, Muzaffer and Şima started their business lives by selling meat to Turkish markets in 1982. Within 20 years, they had become the major producers of prepared döner in Europe.