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 dressing and cheese until well blended., Toss lettuce with chicken, tomatoes and cucumbers in large bowl., Add dressing mixture just before serving; mix lightly.
Light Classic Caesar Reduced Fat Dressing, Parmesan Cheese, romaine lettuce, boneless skinless chicken breasts, grape tomatoes, cucumbers