As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A STRONG TOXIC ODOR WAS OBSERVED IN THE CABIN WHILE EN ROUTE FROM MSY TO EWR. THE CABIN CREW AND PASSENGERS COMPLAINED OF THE ODOR. THE FLIGHT WAS DIVERTED TO ATL WHERE IT LANDED WITHOUT FURTHER EVENT. MAINTENANCE FOUND THAT A RELAY WITHIN THE AFT GALLEY NR 1 OVEN HAD MELTED WHICH RESULTED IN THE TOXIC ODOR. THE OVEN WAS REMOVED AND REPLACED. THE OVEN AND CONTROLLER WILL BE SHIPPED TO ENGINEERING FOR ANALYSIS.