Pan perdu (French: Le pain perdu) means "lost bread", and it is nothing but French toast or sweet croutons. Traditionally, this dish is made of bread soaked in a mixture of milk (or cream), eggs, sugar or honey, sometimes with the addition of spices.
The origin of the name "lost bread" has several versions. According to one of them, for the dish was used stale bread, which could not be eaten just like that and had to soak it in something to make it digestible, or to give it to livestock or just throw it away.
According to another version, this dish was eaten on "lost Monday" (French: lundi perdu). Lost Monday is a Belgian church holiday usually celebrated on the Monday after Epiphany. It was customary to eat a lot of meat and flour dishes on this day, and fried bread soaked in milk (eggs were not always used) was supposedly just more accessible to the poorer classes.
Some sources claim that the rec…