In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.

In a medium saucepan, bring the rhubarb, water and sugar to a boil., Cover and simmer over low heat until the rhubarb breaks down, about 25 minutes., Remove from the heat., Stir in the ginger and Chinese five-spice powder and let cool., Strain into an airtight container, pressing on the solids., Refrigerate for up to 1 week.
rhubarb, water, sugar, ginger, of Chinese