At 25, Justin Gold was making experimental peanut butter in his home kitchen with a food processor and a stack of recipe journals. His singular obsession: bring new life to a tired lunchtime staple.What started as late-night experiments with honey, cinnamon and banana eventually became Justin's — one of the most influential natural food brands of the last two decades.At first, Justin got rejected by most grocery stores he approached. He worked overnight in a shared industrial kitchen, hand-filling jars one at a time. He couldn’t get a distributor, so he stocked the shelves at the Boulder Whole Foods himself.And when growth stalled… he had an idea during a mountain bike ride that would transform the company: What if peanut butter came in a squeeze pack?In this episode, Justin explains how relentless experimentation and stubbornness helped him build a category-defining brand — and how, with each entrepreneurial milestone, an even more challenging one emerged.YOU’LL LEARN:  How Justin reverse-engineered flavored peanut butter in his apartmentHow launching in Boulder gave him a big advantageHow he learned when to listen to feedback, and when to ignore it The deal he made with Whole Foods: “I’ll stock the shelves myself.”How the squeeze pack transformed the business, and why it almost didn’t work The power of naïve persistence in entrepreneurshipTimestamps:This episode was produced by J.C. Howard, with music by Ramtin Arablouei.Edited by Neva Grant, with research help from Alex Cheng.Follow How I Built This:Instagram → @howibuiltthisX → @HowIBuiltThisFacebook → How I Built ThisFollow Guy Raz:Instagram → @guy.razYoutube → guy_razX → @guyrazSubstack → guyraz.substack.comWebsite → guyraz.com Learn more about your ad choices. Visit podcastchoices.com/adchoices