As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - FLIGHT 2400 - THE CREW REPORTED A STRONG ELECTRICAL SMELL WHEN BREWING COFFEE. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT OPERATIONALLY TESTED THE NUMBER ONE COFFEEMAKER, ALL WITH NO DEFECTS. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.