›The $300 billion breakthrough that gave us frozen food
business09:06The $300 billion breakthrough that gave us frozen foodFrom frozen pizza to Eggo waffles to Trader Joe's, frozen food has taken over the grocery store. But fro...zen food wasn't always this popular. There was a time when Americans bought only a couple of pounds of frozen food per year. The breakthrough that gave us frozen food was pioneered by Clarence Birdseye. But what started out as frozen peas and fish has grown to an almost $300 billion industry.