This article has some useful tips for working with milk paint: https://www.popularwoodworking.com/article/milk-paint-2/ Some folks advise adding considerably more water than recommended on the product packages, for what it's worth: https://www.popularwoodworking.com/woodworking-blogs/chris-schwarz-blog/smoothing-milk-paint-other-rough-surfaces/ BM :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: Note: opinions expressed on HPSCHD-L are those of the individual con- tributors and not necessarily those of the list owners nor of the Uni- versity of Iowa. For a brief summary of list commands, send mail to [log in to unmask] saying HELP . ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::