Watercress soup is a soup prepared using the leaf vegetable watercress as a primary ingredient.
It may be prepared as a cream soup or as a broth/stock-based soup using vegetable or chicken stock.
[1][2] Additional ingredients used can include vegetables such as potato, leeks, spinach, celery and turnips, cheese, butter, lemon juice, salt and pepper.
[1][3][4][5] Watercress soup can be prepared as a puréed soup by mixing the ingredients in a food processor.
[5] It can be served hot or cold, and may be garnished with crème fraîche, shaved Parmesan cheese, drizzled olive oil and watercress leaves.