Excluding the butter and raisins, place all ingredients into the bread maker, choose the kneading option, add butter after 15 mins, add raisins after IO mins, after kneading it well you and start basic fermentation.
When the bread expands 3 times bigger, and it does not retract after pressing it with your hands, distribute it into 20 parts, roll it round, let the bread sit for 15 mins.
Deflate the air in the bread, then roll it round again.
Repeat it for 20 breads, sort it to the baking pan, ferment it for the last time.
When it expands 3 times bigger, apply egg liquid on the surface, sprinkle some black sesame on it.
Preheat the oven for 10 mins, at 1800C, put it in for 15-20 mins will do!