“Wasabi online costs $400 per pound. We can do it for $160, but then it’s US-grown.”

“The truth is, most people have never tasted real wasabi. They’re eating green-dyed horseradish, mass-produced and far removed from the complex aroma and nuanced heat of the real thing. We decided it was time to change that, right here in the U.S.,” says Shun Sano, co-founder of Cai Foods, an indoor…