If you were to make your own burger at home or buy a real one, with real meat, after 7 days it would definitely have some sort of fuzzy white spores on it.
Matt Malmgren is the guy that has its own burger museum. It all started in 1989 when he bought two burgers, ate one and forgot about the other in his jacket. A full year passed before he noticed that he has a “one year old burger”, but this wasn’t the big surprise. The fact that he burger hadn’t decomposed, looked and smelled the same as 12 months before, was.
His friends thought he was kidding so he had to do something about it. He bought more burgers and stacked them in his basement where he has the biggest burger museum in the world. Is McDonald’s the place where you’ll have lunch today? Here’s what I’m talking about