Food Safety Report: Cygnus Frozen 3PL by Schwan’s Home Service, West College Drive, Marshall, MN, USA 3 years ago • details 14 Comments Comment Suspected food poisoning. Symptoms: Nausea, Stomach Pain, Chills, Headache Suspected source: Frozen broccoli Onset: 1.5 - 2 hours Duration: Still sick Sick: 1 Additional information: I heated up some broccoli… See more