Minnan people's daily soup: Aihua old duck soup: Aihua, a handful of dried Agaricus blazei, a handful of ginger, and five or six pieces of duck. Half way: soak dried Agaricus blazei in water in advance, wash the mud duck (preferably farm white duck) at the root, cut into pieces, and wash the blood. Then, throw all the materials into the rice cooker and simmer for one and a half hours according to the soup. Just put the salt after stewing.