If you go to a restaurant, or watch cooking competition shows, you see a lot of tools in the kitchen –lots more than a fancy oven or a special scale or thermometer.

It’s stuff like sous vide machines, foamers, blowtorches. Things that look like power tools that, until fairly recently, were really only for professional chefs.

Retailers are scaling down kitchen tech, making it more affordable, and selling it for home kitchens. Ben Johnson, host of Marketplace Tech, joins Lizzie to talk about mainstream cooking, the Internet of Things, and the reasons behind the trickle down from professional kitchens.