How To Cut a Bagel Into a Mobius Strip

University of Sheffield mathematics professor Eugenia Cheng celebrates her role as a Senior Lecturer at the University of Chicago by demonstrating how to cut a bagel into a Möbius strip or Möbius band, a surface with only one side.

Because it only has one side, I only have to put one swoop of cream cheese and it’s going to go all the way around!

More detailed instructions on making a Möbius bagel can be found in a previous post.

via Coudal