I tried liquid soap for the first time, and made a superfatted liquid "something"!
It didn't ever reach mashed potato stage, after 5 hours of cooking. It worked as liquid soap, or sort of, but not as good as I had been expecting.
I started searching for problems and answers on this forum, and found
the exact thing that had happened to me: I was using a bamix brand stick blender and its aluminium end had reacted with my KOH, and so all my fine measurements were for nought!
So I calculated back and added another 4 grams KOH to some hot water, heated the gooey batch, stirred in lye solution as best I could, and
hey presto - translucent mashed potato soap appears!
<3 <3 Thanks to all who give their wisdom to the forum! <3 <3
And here's the goats milk cold process soap, awaiting to harden up a bit: