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.
Q: Preheat oven to 425°., Spray an 8-inch square pan., Heat oil in skillet; saute onions and garlic., Add spinach, chicken broth and pepper; mix., Add Ricotta and milk; stir., Add nutmeg and 1 tablespoon Parmesan cheese., Add shells., Put in the 8-inch square pan., Sprinkle with 1 tablespoon Parmesan cheese., Bake for 20 minutes.
A: 
canola oil, onions, frozen spinach, chicken broth, garlic, pepper, Ricotta cheese, milk, nutmeg, Parmesan cheese, pasta shells