As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTS A FAIRLY STRONG ACRID ODOR IN BUSINESS GALLEY. STRONGEST NEAR R2 DOOR. ACFT DIVERTED. CONFIRMED OVEN R32 TO BE THE CAUSE OF THE ODOR. WITH R32 OVEN RUNNING IT PRODUCES BURNING ODOR , COLLARED CIRCUIT BREAKER . REPLACED R32 OVEN PER MM.