Sour soups are a type of dish characterized by their tangy flavor, often achieved through the use of sour ingredients like tamarind, lemon, or vinegar. These soups are popular in various cuisines around the world, providing a refreshing contrast to richer dishes. They can be made with a variety of ingredients, including vegetables, meats, and seafood, making them versatile and appealing to many palates. In Vietnamese cuisine, for example, canh chua is a well-known sour soup made with fish, pineapple, and tomatoes, flavored with tamarind. Similarly, in Polish cuisine, zupa ogórkowa is a sour cucumber soup that incorporates fermented cucumbers for its distinctive taste. Sour soups not only offer a unique flavor experience but also often have health benefits due to their use of fresh ingredients.