As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR INFLIGHT T1905/29MAR - DURING CLIMB FLIGHT ATTENDANT REPORTED OUTBOARD GALLEY OVEN SMOKING AND OVERHEATING. RETURNED TO EWR AND LANDED WITHOUT INCIDENT. FOUND PLASTIC WRAP MELTED ON RACK IN OVEN. REMOVED OVEN RACK AND COLLARED CIRCUIT BREAKER AND PLACARDED OVEN. REPLACED OUTBOARD GALLEY OVEN AT DFW. SYSTEM GROUND CHECKED NORMAL OPERATION.