As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/A REPORTS SMOKE COMING OUT OF OVEN. SECURED IT AND DIVERTING FLIGHT. INITIAL INSPECTION REVEALED A DIRTY FILM ON INTERIOR OF OVEN WITH A DISTINCT ODOR THAT COULD HAVE CAUSED "SMOKING" CONDITION. THE OVEN WAS INSPECTED AND CHECKED/TESTED PER MANUFACTURER'S COMPONENT MAINTENANCE MANUAL AND WILL BE RETURNED TO SERVICE. MAINTENANCE RECORDS WILL NOTE THIS INCIDENT FOR FUTURE REFERENCE.