Apple Fritter... A donut... A snack ... Taking a quick break and not wanting to admit what you are up to ... Making somethiong such as a snack break sound like its official and important
Person 1: Hey I am going to grab an alpha foxtrot you want one?
Person 2: Nah I am straight, gotta watch the weight.
Person 1: Okay cool I will be back in 10 mikes
Person 2: Roger that