This is a judgment-free zone. Whatever it may be that annoys you, let it out.
I'll go first!
Hate it when it comes to applying the cheese: specifically the cheddar as it gets stuck together and keeps breaking as you try to separate it from the other slices.
Prepping onions, takes forever and triggers the waterworks.
Watching my coworker take their 10th toilet break while I have about 100 things on the agenda my manager has asked me to do.
Also watching someone sit on register during lunch rush doing nothing but entering in sandwiches, etc., while the remainder of us run around like monkeys.
Not sure if this is universal, but my Subway uses geolocator software on your phone to clock in and out. The bad part is, when you're in the building, you're not actually inside the location circle, and you have to fuck around before it lets you clock in/out.
The Drive Thru headsets. That's all I have to say about that one.
That's all I have for now, but there's definitely plenty more. What about you guys?