The crowd eats in a deserted place because the true bread has arrived.
Manna taught dependence. Jesus multiplies loaves and then names Himself as the point of the sign.
Matthew 14 and 15 put Gentile and Jewish crowds at the same kind of table. The wilderness is no longer a Jew-only camp.
When the old house fell, the people already knew where bread was found.
You are not waiting for another manna season. The bread of the New Creation is the Son.