Although the bagel half on the bottom and the top are split toroids, topologically they are flat (you can ‘deform’ it into a flat plane if you squish it). This is assuming it hasn’t been cut down the center as well.
The filling of PB&J is between the two starches. Therefore this is Food Type 2: Sandwich.
Although the bagel half on the bottom and the top are split toroids, topologically they are flat (you can ‘deform’ it into a flat plane if you squish it). This is assuming it hasn’t been cut down the center as well.
The filling of PB&J is between the two starches. Therefore this is Food Type 2: Sandwich.