Muesli plus oat milk.
Cheapest way is Trader Joe’s since they sell both relatively cheaply and their oat milk is pretty good. But their muesli is a bit lacking so I prefer Seitenbacher’s muesli (order direct from them). Can toss in some more dried fruits from TJ’s too.
It’s more filling and nutritious than just cornflakes.
This is the old Giant Bomb and GameSpot archive that Fandom (who bought both sites) wanted to throw away.
Jeff Gertsmann talks about it in episode 57 of his podcast saying he’s relieved Danny saved it and tells a few stories about how people tried to throw it away in the past.