First, let's see who it is for. It doesn't matter if it's an ordinary person. If you are pregnant, absolutely not.

Second, it depends on what soup the crucian carp cooks. Most crucian carp soup will go bad overnight, but there is a kind of wild double-backed crucian carp soup that will not go bad easily after a long time. This fish was presented as a tribute by the emperor of that year. Because the quantity is scarce, it is more precious.