As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTED HEARING LOUD POP FROM AREA AROUND COFFEEMAKER CM3. NOTED SLIGHT ELECTRICAL ODOR BRIEFLY. NOT USED FOR REST OF FLIGHT. FLIGHT LANDED WITHOUT INCIDENT. FOUND CIRCUIT BREAKER FOR COFFEEMAKER NR 3 TRIPPED AND DAMAGE TO HEATER ELEMENT WIRING. REMOVED AND REPLACED COFFEEMAKER NR 3. SYSTEM GROUND CHECKED NORMAL.