As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DURING FLIGHT THE FLIGHT ATTENDANT WAS USING THE FORWARD GALLEY #2 OVEN AND WHEN THE OVEN DOOR WAS OPENED SMOKE WAS VISIBLE BUT NO FIRE WAS NOTED. THE FLIGHT ATTENDANT TURNED OFF THE OVEN AND LOCKED IT TO PREVENT FURTHER USE. MAINTENANCE REPLACED THE OVEN PER AMM 25-35-19 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK/