Warren Buffett isn't just a name synonymous with investing; he's a living paradox – a billionaire who prizes McDonald's ...

But one thing that not many know about Warren Buffett, is how stock market plays a role in the billionaire’s breakfast at McDonald’s everyday. Scratching your head to know how that happens?

and cheese biscuit breakfast sandwich and hash browns, at two of the biggest fast-food chains: McDonald's and Burger King. Here's which chain had the best breakfast, based on taste and value.