A week later, with a layer of ash. Here are a couple of different angles showing the ash:
Again, I used a tea kettle to steam the tops. I took pictures of me steaming the bars, but the steam didn't show up in any of the pictures...they looked fake, like I was just holding a bar next to a tea kettle, lol...so I left those out! Here are some close-ups of the tops after they were steamed and dried completely:
no visible ash!
ash is gone!