is sour, sweet, salty, and spicy. The most famous kind of ô mai is ô mai mơ, made from apricots harvested from the forest around Perfume Pagoda (Chùa Hương), Hà Tây Province. This ô mai consists of apricot covered by ginger, sugar, and liquorice root slivers. Tofu Tofu (đậu phụ) is widely used in Vietnamese cuisine. It is boiled, fried (sprinkled with ground shrimp or oil-dipped minced spring onion) or used as an ingredient in a variety of dishes. Other soybean products range from soy sauce (nước tương; usually light soy sauce), fermented bean paste (tương), and fermented bean curd (đậu phụ nhự or chao) to douhua (soft tofu sweet soup; tàu hũ nước đường or tào phớ). Exotic dishes The use of ingredients typically uncommon or taboo in most countries is one of the quintessential attributes that make Vietnamese cuisine unique. While unusual ingredients can only be found in exotic restaurants in many countries, Vietnamese cuisine is deemed atypical in that the usage of these ingredients can play a customary role in daily family dishes regardless of social class. A common and inexpensive breakfast dish that can be found in any wet market, balut (hột vịt lộn) is a fertilized duck egg with a nearly developed embryo inside, which is boiled and eaten in the shell. It is typically served with fresh herbs: rau răm, salt, and black pepper; lime juice is another popular additive, when available. A more unusual version of balut dish—fetus quail (trứng cút lộn) is a snack favored by many Vietnamese students. Paddy crab and paddy snail are the main ingredients in bún riêu ốc—a popular noodle dish—and in some everyday soup dishes (canh) and braised food (món bung). Family meals with silkworms (nhộng), banana flowers (hoa chuối), sparrows, doves, fermented fish and shrimp (mắm cá, mắm tôm, mắm tép) are not rare sights. Seasonal favorites include ragworms (rươi), which are made into many dishes such as fried rươi omelet (chả rươi), fermented rươi sauce (mắm rươi), steamed rươi (rươi hấp), stir-fried rươi with radish or bamboo shoot (rươi xào củ niễng măng tươi hay củ cải). Three striped crab (ba khía) is popular in several southern provinces, including Cà Mau, Sóc Trăng and Bạc Liêu; it is eaten fermented, stir-fried or steamed.Northern Vietnamese cuisine is also notable for its wide range of meat choices. Exotic meats such as dog meat, cat meat, rat meat,