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.

Mix sugar and cornstarch well., Pour slowly into boiling water, stirring constantly., Boil for 5 minutes., Remove from stove., Add butter, vanilla and salt., Stir and mix well.
sugar, cornstarch, boiling water, butter, vanilla, salt