When Sonali went to visit the Wizarding World of Harry Potter theme park in Florida, she got the gossip on how some of the features were made.
Here Sonali chats to art director Alan Gilmore about how butterbeer and pumpkin juice were made.
And she finds out how they decided which items from the books and films should be turned into real-life treats!
But how much input did JK Rowling have? You'll have to watch to find out...