You will be given a definition of a task first, then some input of the task.
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.

Heat 2 tablespoons oil in a 12-inch skillet over medium heat; add shrimp, and saute 1 to 2 minutes on each side or until lightly browned. Place in a bowl, and cover with a paper towel., Add remaining oil, onion, and next 3 ingredients to skillet, and saute 2 to 3 minutes or until fragrant. Stir in bay leaves and next 5 ingredients. Slowly bring to a boil, and simmer 5 minutes or until onion is tender. Pour mixture over shrimp. Cover and chill 2 hours or overnight. Discard bay leaves before serving.
Output:
olive oil, shrimp, onion, peppers, red bell peppers, garlic, bay leaves, paprika, cumin, salt, ground nutmeg, sherry vinegar