Canh chua is the Vietnamese "Hot & Sour" soup. It is closest to the Thai and the Cambodian tom yum soup, although it is more sweet and sour than its spicier counterparts. Each family has its own canh chua recipe and sometimes, members from the same family have their own.
1 whole catfish or other firm white fish
2 scallions, green part reserved for garnish and white part crushed
4 teaspoons nước mắm
1 teaspoon salt
Freshly-ground black pepper
1 quart (950 ml) water
2 teaspoons salt
2 tablespoons nước mắm
½ cup (120g) sour bamboo
¼ fresh pineapple, core removed, cut lengthwise and sliced
2 tablespoons chopped fresh coriander
Green part of scallions, chopped
Marinate the fish for 15 minutes with the crushed scallions, black pepper, salt, and nước mắm.
15 minutes
Bring water to the boil. Add the sour bamboo and pineapple slices. Boil for 5 minutes.
5 minutes
Add marinated fish and continue to boil for a total of 10 minutes. While the fish is boiling, add Nước mắm, and salt.
10 minutes
For serving, the soup can be garnished with coriander and the green part of scallions.