Analysis of information sources in references of the Wikipedia article "சவர்மா" in Tamil language version.
Neither in the written recipes of the medieval Arab cuisine nor in the Turkish cookbooks from the first half of the 19th century are there any indications. According to research carried out by the Turkish master chef Rennan Yaman, who lives in Berlin, the doner kebab is an amazingly young creation of Ottoman cuisine. (Quote translated from the German)