This is completely GENIUS! This is the quickest, easiest way (ever!) to tint mason jars blue! You won't believe how SIMPLE and INSTANT it is to get that perfect vintage blue mason jar color without any messy painting! Using food coloring!
This is a better recipe-DIY Paint Mason Jars! cup of Mod Podge (glossy) covers 4 small jars and a good amount of food coloring. For lighter color add water. Bake at 175 until transparent, let cool and then spray with clear sealant.