Squash Pancakes

This dish, a specialty of the Chiu Chow, calls for a vegetable native to southern China, the water squash, or soi guah in Cantonese. It gets its name from the fact that it is customarily planted along riverbanks, lakeshores, and the edges of fish ponds, so that its vines can draw nourishing water. It is a summer vegetable and only occasionally is it available in Chinatown markets, but zucchini can be used in its place. The two squashes have a similar texture and both are green and lo