Food Safety Report: Rao's Homemade Marinara, Grand Rapids, MI, USA 2 years ago • details 119 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, other: Other Suspected source: Pasta sauce Onset: Right away Duration: 12 to 24 hours Sick: Me Additional information: Rao’s Marinara Sauce