This makes sense to me too. Letting stuff hydrate through soapy water contact or just steam will help de-cake a lot. And cool “just loaded” porcelain can take

This makes sense to me too. Letting stuff hydrate through soapy water contact or just steam will help de-cake a lot. And cool “just loaded” porcelain can take a while to warm through, so caked food will release better when warmed up at the contact point.