Add the water into the container. Once the glue has completely drained, pour 4 ounces (112.50 milliliters) of water into the jar and stir to combine it. Add gloss or varnish to make it shiny. Your Mod Podge will be matte by default, but you can make it shiny by adding 2 tablespoons of a water-based gloss or varnish.read more >>