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.

Preheat oven to 325F. Line 2 large baking sheets with parchment paper. For the dough, beat butter, brown sugar, sugar and vanilla in a large bowl with an electric mixer until pale and creamy. Add egg and beat until just combined. Sift flour directly over butter mixture into bowl. Add crushed bran flakes and raisins. Stir until well combined., Roll heaped tbsps of dough into balls. Place balls, 1 inch apart, on prepared baking sheets and flatten slightly. Bake 35 mins, or until golden. Cool on baking sheets 5 mins then transfer to a wire rack to cool completely.
Output:
butter, brown sugar, sugar, vanilla, egg, flour, bran flakes, raisins