The company reported a headline earnings per share - a profit measure - of 199 cents in the six months ended Aug. 31, down from 215 cents a year earlier.

Like other restaurateurs, the owner of Steers and Wimpy has faced increased operating costs as a result of rolling blackouts implemented by state power utility Eskom.

This comes at a time of soaring inflation when many industries are seeing a change in consumer spending habits away from discretionary items.

"Despite this background, consumers are more resilient than expected and still spend time at restaurants," the company, which issued an interim dividend of 138 cents per share, said in a statement.

(Reporting by Tannur Anders; Editing by Jacqueline Wong and Sonali Paul)