The average American puts about 60% of their food budget toward groceries and 40% toward eating out, according to Circana.

Burger chain Shake Shack just announced plans to expand to 1,500 stores. The fast casual sector is growing much quicker than other parts of the restaurant industry.

Blackstone buys a majority stake in sandwich chain Jersey Mike’s. Fast-casual is a growing segment of the enormous but risky restaurant trade.

“There’s a lot of science and a little bit of art” involved in finding the perfect place, a Chipotle executive says.

A private equity firm has agreed to buy Subway. It may need to close stores in the U.S., but expand overseas.

They create both chaos and money-making opportunities for businesses.

The fast-casual chain has turned around business since the health scares of years past.

Denyelle Bruno shares the spaces she finds most inspiring, including the "Radiohead of grocery retail."

Chipotle's trying to deliver on its "fresh" brand while improving food safety.