Turkish Borek Pie with Mushrooms & A Weekend Trip to the Bolu Province in Turkey – A Vegan Recipe by Kati of black.white.vivid._25 10/04/2017 by Kati | black.white.vivid. Leave a Comment Turkish Borek Pie with Mushrooms & A Weekend Trip to the Bolu Province in Turkey – A Vegan Recipe by Kati of black.white.vivid.