In a bowl,combine your milk,sugar yeast,egg and warm water.add your flour to the bowl and mix.mix in your salt and butter and knead until the dough comes out into a soft yet sticky dough, and avoid putting too much flour because it'll create tough dough,cover it up and let it rise for about 1-2 hours

Gently roll your portion of dough into a ball and place on your baking pan,brush the top of the buns with egg wash and sprinkle with sesame seeds and bake