Café Nush, at Avondale Shopping Centre is a charming and wordly Harare lunchery. Our own version of Pur’ — Jean-Francois Rouquette restaurant in Paris, France, I suppose. Each time that I make extra cash, I wander to the place for an occasional treat. With prétentieux patrician étiquette, and self-taught debonairness, it seems the crowd never changes.…