With geography considered, Turkey has 80% of its landmass in Asia. With how you interpret the geographical continents, you can even say the whole old world is simply Asia and Africa. It is a matter of preference than it is a matter of any other aspect, anyway. And you don’t have to go far, just visit your nearest general online map community, to see that Turkey’s situation especially is a matter of preference and convenience.
And such a food is mostly a culture related thing rather than a geographical feature. Yes, geography and culture is intertwined on a lot of topics, and some food types are almost completely related to the geographical situation, like fish based cuisine being a staple of Japanese cuisine, but you can hardly call a red meat with different cooking style a matter of geography.