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.

In a 12-inch stove top or electric skillet, over medium heat, brown beef with onions, green pepper, 1/2 teaspoon salt and pepper. Remove mixture from skillet and drain fat.
ground beef, onion, green pepper, salt, pepper, butter, potatoes, eggs, milk, Mozzarella cheese