It’s Friday, 5:30 p.m., an hour one usually associates with tea and biscuits, or in Greece a frappé, yet Kozi’s, a South African restaurant, is pleasantly abuzz with diners tucking into massive steaks and inch-thick burgers. As we stand by the counter waiting for the owner to appear and watching the meat sizzling on the grill, we can’t help smiling. The young woman near the till asks, “Why are you smiling?”