What I saw on the TV was that an aunt of the age introduced that she would drink this every day. I stole a lazy version of the soy milk machine
Zizi is steamed and cut into pieces with the skin.
The original introduction was to make the barley also cooked and use the blender to make the juice. I was lazy and used the soya-bean milk machine to make it self-reliant, but the taste was still good …