If your goal is to add color rather than shine, granulated sugar will work fine.
To create new hues, try mixing different food colorings. Green glitter, for example, can be made with 1 drop of blue and 2 drop of yellow food coloring.
You can also use airbrush food coloring instead of luster dust if you have it available.
Try adding the water 1 tablespoon (15 mL) at a time to help minimize clumpiness.
Try using the spice grinder attachment for your coffee grinder if you have one.
Don’t have airbrush food color? You can use luster dust instead. Start with 1⁄2 teaspoon (2. 5 mL) and add more if needed. [14] X Research source
For a more intense hue, add a few drops of gel paste food coloring in a matching shade. [18] X Research source
If the mixture doesn’t naturally spread across the plastic, use an offset spatula to even it out. [19] X Research source
Try using the spice grinder attachment for your coffee grinder if you have one.
