We have ANOTHER Unsolved Mystery - 2 in fact, both involving food!
Who licked the bagel when it was unattended for a couple minutes? Notice the cat tongue sized bare spot (its a little hard to see). Its surprising how quickly a "crime" can happen!
The mom got up around 5 AM Sunday morning to give the very insistent patient kitties their breakfast. Oui Oui didn't finish all of hers, so the mom put it up to take it downstairs later, then went back to bed. When she got up, this is what was left.