TASK DEFINITION: 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.
PROBLEM: 1 medium carrot, peeled and diced, 1/2 onion, chopped, 1 stalk celery, chopped, 1 tablespoon butter or 1 tablespoon canola oil, 1 lb fresh chestnuts, peeled, 3 cups chicken bouillon, 1/4 cup apple juice, 1/4 cup fresh parsley, chopped, 1 pinch ground nutmeg, 1/4 teaspoon salt, fresh ground pepper, 1/2 teaspoon dried tarragon, nonfat sour cream (optional) or yogurt (optional)

SOLUTION: carrot, onion, celery, butter, fresh chestnuts, chicken bouillon, apple juice, fresh parsley, ground nutmeg, salt, fresh ground pepper, tarragon, nonfat sour cream

PROBLEM: 2 cups chocolate wafer crumbs, 5 tbsp. butter, melted, 1-1/2 lb. cream cheese, room temperature, 1 cup sugar, 5 eggs, 2 oz. semisweet chocolate, melted, 6 oz. semisweet chocolate, melted, 1/2 cup sour cream

SOLUTION: chocolate wafer crumbs, butter, cream cheese, sugar, eggs, semisweet chocolate, semisweet chocolate, sour cream

PROBLEM: 1 cup rice, 1 medium onion, finely chopped, 1/3 cup olive oil, 2 cups boiling water or 2 cups chicken broth, 1 1/2 teaspoons salt, 1 lb fresh spinach

SOLUTION:
rice, onion, olive oil, boiling water, salt, fresh spinach