Teriyaki Mushroom Mini Bao Buns

wheat flour 52.3% , water 23.9% , corn starch 11.9% , sugar 4.0% , soya oil 4.0% , yeast 2.0% , E500ii 1.0% , E450i 0.5% , tapioca 0.2% , E341i 0.1% , salt 0.1% , King oyster mushroom 0.0% , shiitake 0.0% , oyster mushroom 0.0% , carrot 0.0% , onion 0.0% , spring onion 0.0% , Miso Teriyaki Seasoning 0.0% , ginger 0.0% , sesame oil 0.0% , soy sauce 0.0% , garlic 0.0%