How Domino's Became The World's Biggest Pizza Chain || Big Business || Insider

Domino's is the world's largest pizza chain, beating out Pizza Hut in sales over the last five years.

To keep ahead of competition and a labor shortage, the chain has introduced robots and machines to make pizza dough.

Domino's new technology mirrors a growing automation trend across the fast food industry.

It's sped up production and replaced jobs that are tough on workers' bodies.