Canh chua is a traditional Vietnamese sour soup that is popular in the southern regions of Vietnam. It typically features a base of tamarind, which gives the soup its distinctive tangy flavor. Common ingredients include fish, shrimp, and a variety of vegetables such as bean sprouts, pineapple, and tomatoes. This dish is often served with rice and is known for its refreshing taste, making it a favorite during hot weather. Canh chua can be customized with different proteins and vegetables, allowing for a variety of flavors and textures in each bowl.