There's a reason that you can get a double cheeseburger at McDonald's for only a buck. Here's why!

McDonald's serves nearly 70 million people in over a 100 countries each day. That's a whole lotta beef! So, How do they do it? They buy their beef in bulk from a company called Cargill.

Watch the video below to find out more!

And, if you've ever wondered 'What's in McDonald's food?', check this video out.

 

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