Food Safety Report: Whataburger, NW Barry Rd, KCMO, MO, USA 2 years ago • details 20 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting Suspected source: Avocado bacon burger Onset: 4 to 12 hours Duration: Several days Sick: Me Additional information: I had a bacon avocado burger… See more