In this task, you have to generate the named entities (NER) given its ingredients of the recipe. Named entities are the names of the items without their quantity.

2 Tbsp. butter, 1/4 c. all-purpose flour, 1 egg, 1/4 c. shredded process Swiss cheese, 2 c. finely chopped cooked or canned chicken, 1/4 c. finely chopped celery, 2 Tbsp. chopped pimiento, 1/4 c. mayonnaise
butter, all-purpose, egg, Swiss cheese, chicken, celery, pimiento, mayonnaise