1. Pour the sugar into a bowl. Add food coloring and stir until all of the sugar is colored.
2. Spread mixture onto a baking pan lined with parchment paper or aluminum foil.
3. Bake for 5 minutes. Then, open the oven and break up the newly formed chunks of sugar. Bake for another 5 minutes.
4. Take baking pan out the oven and store glitter in a jar or use immediately.