The qty of sugar mentioned in the recipe, gives a thick sugar coating. If you prefer a thin coating of sugar, adjust the qty of sugar accordingly.
To check whether the sugar syrup has reached single thread consistency, drop the syrup in a few drops of water in a bowl. If you are able to roll the syrup into a non sticky ball, then the syrup is ready. Please check out the following link to see the detailed pics:
Though I've mentioned in the recipe to make sure that the chips dont stick together, it's ok even if they do.