Chinese-Ginger-Meatball and Watercress Soup

Yield:	6 Servings
Categories:	Chinese, Soups

8	oz	Water chestnuts
1	lb	Finely ground lean pork
4 1/2	ts	Peeled and minced fresh ginger
		Ground white pepper, to taste
1 1/2	ts	Soy sauce
2 1/8	ts	Cornstarch
		Salt to taste