# Ultra-Thin Smash Burgers Fatburger Introduces the Flatburger With Pressed-To-Order Patties By Colin Smith | Written with AI assistance | Published 2026-02-10 | Lifestyle Source: Trend Hunter, https://www.trendhunter.com/trends/fatburger-flatburger References: [qsrmagazine](https://www.qsrmagazine.com/news/fatburger-adds-new-flatburger-to-menu-for-limited-time/) & [tiktok](https://www.tiktok.com/@fatburger/video/7603057935018741006)  [Fatburger](https://www.trendhunter.com/trends/125-lb-fatburger) launched the Flatburger, a limited-time [smash-style sandwich](https://www.trendhunter.com/trends/cardinal-meats) from [FAT Brands Inc.](https://www.trendhunter.com/trends/fat-brands) featuring two 100% fresh lean beef patties pressed on the grill. The chain debuted the item with a promise of caramelized, crispy edges and a signature creamy sauce for added tang. The Flatburger is built with American cheese, grilled onions and pickles atop the smashed patties, delivering a classic flavor profile in a flattened format. It continues Fatburger’s history of menu experimentation—following past rollouts like its plant-based burger and the Skinnyburger—while remaining available only through June 30 at participating locations. For consumers, the Flatburger delivers a faster-seared crust and intensified beef flavor from the smash technique, appealing to diners seeking bold, textural burgers. As limited-time offers drive foot traffic, the Flatburger reinforces Fatburger’s trend of rotating high-impact sandwich launches that refresh menus and invite repeat visits. Image Credit: Fatburger via TikTok ## Trend Insights (Trend Hunter) - Score: 5.5/10 - Popularity: 47% | Activity: 55% | Freshness: 64% - Audience gender: 50% men, 50% women - Primary generations: Gen Z, Millennial, Gen X - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Lifestyle](https://www.trendhunter.com/lifestyle) > [Food](https://www.trendhunter.com/food) ## Key Themes ### Why This Trend Is Growing - **Smash-style Burgers Popularity:** Smash-style burgers are gaining popularity as consumers seek bold flavors and unique textures, offering an innovative approach to traditional burger preparation. - **Limited-time Offerings:** Limited-time menu items like the Flatburger drive consumer interest and foot traffic, creating opportunities for brands to experiment with new products without long-term commitment. - **Menu Experimentation:** Brands are increasingly experimenting with their menus, introducing novel burger varieties to attract repeat visits and maintain consumer interest. ### Industries Being Reshaped - **Fast-casual Dining:** The fast-casual dining industry benefits from innovative burger formats that entice customers with quick, flavorful meals, aligning with consumer demand for on-the-go dining experiences. - **Specialty Sauces Industry:** The inclusion of unique sauces in burger offerings presents growth opportunities for the specialty sauces industry to partner with restaurants for signature flavor experiences. - **Restaurant Marketing:** The restaurant marketing industry sees new opportunities in promoting limited-time, buzzworthy menu items that capitalize on trends and drive restaurant foot traffic. ## Related on Trend Hunter - [Modern Smash Burger Concepts](https://www.trendhunter.com/trends/soul-smash-burgers.md) - [Crispy Griddle-Style Smash Burgers](https://www.trendhunter.com/trends/omaha-steaks-smash-burger.md) - [Textural Veggie-Rich Burger Patties](https://www.trendhunter.com/trends/actual-veggies-burgers.md) - [Exclusive Smashburger Collabs](https://www.trendhunter.com/trends/steak-frites-burger.md) - [Restaurant-Style Frozen Plant-Based Burgers](https://www.trendhunter.com/trends/dr-praegers-grillhouse-burger.md) - [Pepperoni-Packed Burgers](https://www.trendhunter.com/trends/pepperoni-smash.md) - [Deluxe Triple-Bun Burgers](https://www.trendhunter.com/trends/big-shack-burger.md) - [Extra-Meaty Barbecue Burgers](https://www.trendhunter.com/trends/bbq-brisket-steakburger.md) - [Laidback Restaurant Burger Menus](https://www.trendhunter.com/trends/smashed-burgers.md)