In Disney's 'A Christmas Carol' what does Scrooge buy for the Cratchit family on Christmas Day?

In Charles Dickens' A Christmas Carol, Scrooge sends a young boy to buy a turkey on Christmas Day, which he plans to send to the Cratchit's as a surprise.
Firstly, Mr. Cratchit is a poor man who is forced by Scrooge to work a lot as his clerk. He loves Christmas. He has a sick son named Tiny Tim and also has a wife.