A written exam for cooking would be a bit ineffective... So a practical one it is.

[He says that as if he's only now decided. Truth to be told, he's just going with the flow, curious where this conversation will lead them to. Is there going to be some actual exam for Elan? Who knows! But Aether would still like to see his improvements if Elan really decides to take some cooking lessons from him.]

Only if you practice a lot, you can become a really good cook.

[He's cooked so many meals for Paimon, he's a pro now.]