Aug 11, 2025 · 1h 4m · how-i-built-this
Crumbl: Jason McGowan
gold bands on the timeline = statements, start to end. Hover to read, click to jump. CC turns on captions
In this episode of How I Built This, host Guy Raz speaks with Crumbl co-founder Jason McGowan about transforming a small Utah cookie shop into a billion-dollar franchise empire using tech startup principles, A/B testing, and viral social media marketing.
How this conversation actually went
Every chapter scored 0–10 on four independent dynamics. Hover any point for the reasoning behind the score. Guy holds 37.3% of the talking time here. How this is scored →
speaking balance: gold is Guy, purple is the guest (3 minute bins)
When Guy expresses disgust at flavor concepts like strawberry limeade with Nerds candies, Jason immediately flips the script to challenge Guy on whether he has actually tasted it.
Hardest push from Guy ▶ 59:58 Guy challenges Crumbl's staying power using Mrs. FieldsGuy refuses to accept simple growth metrics, pressing Jason on whether Crumbl risks suffering the same fade into obscurity that befell previous mall-era cookie giants.
Biggest teaching moment ▶ 20:22 Jason details commercial baking nuances versus home ovensJason explains the technical physics of commercial baking—including pan slamming, butter whipping, and rotational heat—showing how home recipe perfection did not translate to industrial equipment.
Guy holds their own ▶ 24:59 Guy points out the absurdity of Logan delivery logisticsGuy brings market data into focus, pressing Jason on why building an internal driver fleet and thermal logistics in a 50,000-person college town made sense on paper.
the scores for every segment, with the reasoning behind each
| Chapter | Topic | Guy as informed peer | Guest teaching | Guest disagreement | Guy pushing back | Why |
|---|---|---|---|---|---|---|
| Jason McGowan's Early Life, LDS Mission, and Tech Beginnings | 5 | 3 | 0 | 1 | Guy Raz demonstrates detailed background research regarding Utah demographics and distinguishes Paul Allen of Ancestry from Microsoft's co-founder. Jason shares how self-taught web development and user psychology paved his way into early social tech. | |
| Pick.com, Hang Time, and Meeting Sawyer Hemsley | 4 | 2 | 0 | 1 | Guy tracks Jason's moves between California and Utah, probing how he met his future co-founder Sawyer Hemsley. Jason explains how Sawyer's ethical response to a failed clothing startup earned his complete trust. | |
| The Inception of Crumbl and A/B Testing the Recipe | 5 | 3 | 1 | 2 | Guy contextualizes the Utah baking landscape and compares the early vision to Insomnia Cookies. Jason details their tech-style A/B testing approach, taking prototype cookies to gas stations and polling Twitter. | |
| Mid-Episode Intermission: The Impending Launch | 5 | 3 | 1 | 3 | Guy challenges the rationality of engineering a complex hot-delivery network for a town of only 50,000 residents. Jason acknowledges the premise sounded crazy but explains it was a sandbox for refining customer delight. | |
| Pink Boxes, Delivery Logistics, and Transition to Franchising | 5 | 3 | 1 | 3 | Guy examines the financial sustainability of warm deliveries and the pivot toward franchising. Jason recounts how a major potential franchisee demanded opening on Sundays, leading him to refuse compromising company core values. | |
| Mid-Episode Intermission: Scaling and Public Reception | 6 | 4 | 2 | 3 | Guy presses Jason on franchisee friction over poor-performing weekly drop flavors and questions unappealing flavor experiments like strawberry limeade with Nerds. Jason defends polarizing flavors as viral conversation drivers. | |
| Legal Battles, Milestone Growth, and Future Innovation | 6 | 3 | 1 | 4 | Guy pushes on long-term brand durability by drawing a comparison to Mrs. Fields' historic boom and fade. Jason reflects on the distraction of legal trademark battles and outlines Crumbl's menu diversification into pies and cakes. |