Dishes featured, only in vietnam

This is a dish made from the blood of some animals, such as pigs, ducks, ngan. ... for the Vietnamese people it is very good, and for foreigners it is something very scary. Vietnamese people also have a few people can not eat this dish. but for the men. It is a great thing to have this wine. It is very fragrant. to lose the smell of blood. eat a lot of nutrients for our body. But there are quite a lot of side effects from this dish