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.

Butter bread first, then cube., Add in onion and egg., Mix and chill overnight., Add in other ingredients next a.m. Garnish with cut tomatoes, avocado, etc., Note: Bread is easier to butter if slightly stale., May substitute 2 cans small shrimp (wash and drain), or possibly 1/2 to 1 lb., frzn shrimp, cooked., May substitute 1 (7 1/2 ounce.), can crab meat.
sandwich bread, celery, onion, eggs, shrimp, mayonnaise, crab meat