Food Safety Report: LongHorn Steakhouse, Missouri Boulevard, Jefferson City, MO, USA 2 years ago • details 4 Comments Comment Suspected food poisoning. Symptoms: Nausea, Fever, Stomach Pain, Chills, Headache Suspected source: Their Food Onset: 4 to 12 hours Duration: other: Still have it Sick: 2 people Additional information: The food wasn't the best