gistfile1.m

[[MyClass alloc] initWithItem:self.item]

@implementation MyClass
- (void) speak
{
  NSLog(@"%@ costs %@", self.item.title, self.item.price);
}

// OR

[[MyClass alloc] initWithTitle:self.item.title andPrice:self.item.price]

@implementation MyClass
- (void) speak
{
  NSLog(@"%@ costs %@", self.title, self.price);
}