As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 735, MAN - PHL - OVEN IN AFT GALLEY LEFT SIDE LOOKING AFT CREATED SO MUCH IT CAUSED PAPER ON CART BELOW TO DISCOLOR (WHITE TO YELLOW) AND ACTUALLY CATCH FIRE. PULL OVEN BREAKER AS A PRECAUTIONARY AND RELEASED ON MEL. PHL MAINTENANCE REMOVED AND REPLACED THE NR 1 OVEN PER AMM 25-35-19, OPERATIONAL TEST IS GOOD, REMOVED MEL.