Line a baking sheet with parchment & set aside.
Insert the Popsicle sticks into the Oreos carefully so you don't separate them.
Place your candy melts in a microwave-safe bowl & heat at 50% for 1 minute at a time. Stirring in-between.
After the first minute add food color if using white candy melts. Stir. Continue heating.
Once the chocolate has melted, start dipping the cookies in the melted chocolate until adequately coated.
Immediately sprinkle with desired decorations & set on the prepared baking sheet to cool and set.
Once you have completed all the cookies you wish to make, place the baking sheet in the refrigerator for at least 2 hours to help set the chocolate.
Once the chocolate has set the cookies can then be stored at room temperature.