Recipezaar: Watercress Soup - Features a small collection of various recipes. - http://www.recipezaar.com/r/q=watercress+soup
Watercress Soup - Made with zucchini, heavy cream, and leeks. - http://www.cs.cmu.edu/~mjw/recipes/soup/watercress-soup.html
Indonesian Spinach Watercress Soup - Contains peanut butter, vegetable stock, soy, and ginger. - http://vegweb.com/recipes/soup/soup9.shtml
Watercress and Mushroom Soup - Gluten, dairy, and wheat free recipe using lemon juice with vegetable stock. - http://www.recipes4us.co.uk/Soups/watercress_and_mushroom_soup___h.htm
Watercress Yabby Soup - Australian recipe that uses unusual ingredients. - http://members.iinet.net.au/~mulataga/rwatercress.htm
Watercress and Potato Soup - Uses milk, vegetable stock, and onion. - http://www.cyberlink.co.uk/recipe5.html
Finn and Watercress Soup - Author, Sarah Freeman, takes you through this recipe that can be made in under thirty minutes. - http://www.aboutfood.co.uk/articles/recipes/recipe-54.html
Crab and Watercress Soup - Includes chicken stock, soy sauce, and sesame oil. - http://library.thinkquest.org/20371/cbh20.htm
Roasted Potato and Watercress Soup - Specialty recipe from The Notchland Inn Bed and Breakfast. - http://www.virtualcities.com/ons/nh/n/nhn36024.htm
Mushroom and Watercress Soup - Made with vegetable stock, cornflour, garlic, and olive oil. - http://www.peter-thomson.co.uk/foodc/Mushroom_and_watercress_soup.html
Vermicelli and Watercress Soup - Consists of chicken stock, olive oil, and onion. - http://www.recipes4us.co.uk/Soups/vermicelli_and_watercress_soup__.htm