Van Gogh would have made art with bacon if bacon had existed back when he was alive. That’s the only reason I can think of that he didn’t create art with bacon. Bacon is a relatively recent development, and its PR department has convinced us all that it has been around for thousands of years.
Compare this:
To this:
For a guide to making art with bacon check out this instructable (the bacon starry night has its own entry).
Check out the Scream…
