Potato infusion can be made by boiling  of sliced (washed but unpeeled) potatoes in ~  distilled water for 30 minutes and then decanting or straining the broth through cheesecloth.
A potato infusion is made by boiling  of thinly sliced (cleansed but unpeeled) potatoes in approximately  distilled water for thirty minutes, after which the liquid is separated from the solids using a fine-mesh sieve or cheesecloth.