As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELEC BURNING SMELL DESCENT INTO ORD WENT AWAY WITH GALLEY POWER OFF. FOUND OVEN R11 DIRTY. UNABLE TO REMOVE OVEN INSERT TO CLEAN. REPLACED OVEN R11. RAN ENGINES, OPERATED ALL GALLEY EQUIPMENT & LIGHTS INSPECTED GALLEY. NO ODORS OR DEFECTS PRESENT IN GALLEY OR FWD CABIN.