Complex sentence: In the Netherlands, where liquorice candy ("drop") is one of the most popular forms of sweets, only a few of the many forms that are sold contain aniseed, although mixing it with mint, menthol, or laurel is quite popular.
Split into simpler sentences: In the Netherlands, the liquorice candy ("drop") is one of the most popular forms of sweets. Mixing it with mint, menthol, or laurel is quite popular.