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.

Let me give you an 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.
The answer to this example can be: flour, nuts, corn syrup, shortening, brown sugar
Here is why: This is a good example, as we see the NER is generated correctly from the directions.

OK. solve this:
Cut pancetta into 1/4-inch dice. Put in a 5- to 6-quart pan., Trim and discard root ends from leeks, then rinse well and chop., Trim and discard tops, root ends, and bruised spots from fennel, then rinse and chop., Add leeks, fennel, and fennel seed to pancetta and stir often over medium-high heat until limp but not browned, about 5 minutes., Add cream and oysters and their liquor and turn heat to medium-high. Stir often just until soup is hot but not boiling, about 4 minutes., Stir in 1/2 cup parsley, liqueur, and pepper and salt to taste., Ladle into bowls and sprinkle equally with remaining parsley, then add a dot of butter to each.
Answer:
pancetta, leeks, fennel, fennel seed, light cream, oysters, Italian parsley, liqueur, Fresh-ground black pepper, Salt, butter