Simply Sourdough Buns

flour 35.0% , water 35.0% , yeast 13.2% , wheat gluten 13.2% , sugar 1.7% , canola oil 1.7% , sea salt 0.3% , wheat starch 0.0% , wheat starch 0.0% , wheat flour 0.0% , tapioca flour 0.0% , Rowan berry fruit extract 0.0% , E297 0.0% , E260 0.0% , E270 0.0% , E330 0.0% , enzyme 0.0%