Given the task definition and input, reply with output. 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.

Combine first 6 ingredients in a large bowl., Stir in chicken, pepper and avocado., Divide chicken mixture evenly among 4 bread slices. Top each with 2 tomato slices and 1 lettuce leaf., Cover with remaining 4 bread slices.
mayonnaise, lime juice, fresh cilantro, adobo sauce, chipotle chile, garlic, chicken, red bell pepper, avocado, bread, tomatoes