You will be given a definition of a task first, then some input of the task.
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.

Combine butter, coconut, flour and brown sugar in a sauce pan., Cook on medium heat until a rich brown color, stirring frequently., Pour into pie plate and press out to edges evenly with a fork., Allow to cool before filling.
Output:
butter, flaked coconut, flour, brown sugar