Just print off any picture you want, then spray paint a piece of wood black, cut the picture to match the size of the wood. Using Mod podge coat the wood then lay the picture on top. Once it has dried thoroughly, use sandpaper to rough up the edges, then put a layer of mod podge over the picture. paint some eye hooks and use pretty ribbon as a hanger and voila
How to tint Mason Jars Dump mod podge in the jar until it is about half an inch high. Then add 4-5 drops of food coloring. Mix combinations of the primary colors to get different colors (e.g. yellow and blue to get green). Mix the drops in until the color is uniform.