OP did not point out If your 10 - twelve gr bark was powdered or not, I suppose powdered for a cold tek. I might under no circumstances cold soak a non-powder, not even finely shredded, since that will be throwing away content imho. Put all a few extracts with https://gogogobookmarks.com/story20017815/new-step-by-step-map-for-can-you-buy-ayahuasca-tea