I am loving these custom chalk board colors! I know many wonderful tutorials are out there, but I thought I share what I did for a friend of mine. You will need: white un-sanded grout The acrylic paint of your choice Matte medium for acrylic paint Acrylic paint Drying retardant Jar with lid 8oz Large wood “Popsicle” stick for mixing Sponge brush INSTRUCTIONS •In the 8oz jar, Mix the paint with a few drops of the retardant, matte  ...