Given the task definition, example input & output, solve the new input case.
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.
Example: Preheat oven to 375 degrees., Boil syrup, sugar and shortening over medium heat, stirring constantly., Remove from heat., Gradually stir in flour and nuts., Drop by teaspoonfuls about 3 inches apart on lightly greased cookie sheet., Bake 5 to 6 min., Remove from oven and let stand 5 min, before removing from sheet., May be rolled into cylindrical shape while still hot., If cooled too much, return to oven for a minute., Yield: 4 dozen cookies.
Output: flour, nuts, corn syrup, shortening, brown sugar
This is a good example, as we see the NER is generated correctly from the directions.

New input case for you: Heat oven to 350 degrees F. Grease and flour a large cookie sheet., , Combine flour, cocoa, baking powder and salt., , In a large bowl, beat butter and sugar until light and fluffy. Add eggs, one at a time, until blended. Add Bailey's and beat until blended. Add flour mixture until just blended, then knead in nuts., , With floured hands (dough will be very sticky), divide dough in half. Shape into two 12" by 3" loaves and place a few inches apart on the cookie sheet. Bake for 30 minutes., , Cool the loaf about 20 minutes, then cut each loaf crosswise into 1/2-inch thick slices. Place cookies cut-side down on the same cookie sheet. Return to oven and bake 15-20 more minutes. Remove from oven and cool., , Place biscotti right side up again and drizzle melted Saco Dolci Frutta across the top of each piece. Let harden and serve.
Output:
Bailey's liqueur, flour, unsweetened cocoa, baking powder, salt, butter, sugar, eggs, walnuts