West Lake fish in vinegar gravy is a traditional dish from Hangzhou, China, known for its unique flavor and presentation. The dish features fresh fish, typically carp, cooked in a tangy vinegar-based sauce that balances sweetness and sourness. The preparation involves marinating the fish and then simmering it in the gravy, which is often enhanced with ginger, garlic, and scallions. This dish is not only popular among locals but also attracts tourists who want to experience authentic Chinese cuisine. It is often served with steamed rice, making it a delightful meal.