- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.

    self.title = NSLocalizedString(@"Wine", @"wine");
//...
}

- (void)updateTitle {
    self.title = [NSString stringWithFormat:@"%@ (%.0f %@)", @"Wine", self.conversionDrinkCount, self.conversionDrinkText];
//    self.title = [NSString stringWithFormat:@"%@ (%.0f %@)", [self.title copy], self.conversionDrinkCount, self.conversionDrinkText];
    // QUESTION: how to reference current self.title?
}