One of the most popular dishes is nem (fried Vietnamese spring rolls), which are known as cha gio in the south and nem Sai Gon or nem ran in the north. They are made of rice paper, and are filled with minced pork.,crab. Vermicelli,onion,. mushroom and eggs. .Nem rau are vegetable spring roils. A variation rn the theme are the delicious larger ‘fresh’' spring rolls called banh trang in the south and banh da in the north. Put the ingre-dients (rice paper, lettuce, onions, herbs, cucumber and meal or fish or shrimp) together yourself and roll your own in restaurants. You can also try goi cuon chay (vegetarian rice- paper rolls)