• Now Open at The Cosmopolitan of Las Vegas: Naughty Patty’s is a new restaurant that has officially opened inside the Block 16 Urban Food Hall on the second level of the Boulevard Tower.
• Focus on Signature Smash Burgers: The menu is centered around juicy smash burgers made from a chuck and brisket blend, with a classic “Naughty Patty” and a veggie option available.
• A Playful Menu of Indulgent Comfort Foods: Beyond burgers, the menu includes items like a thick-cut grilled cheese, loaded hot dogs, crispy fries, and rich frozen custard desserts.
• A Retro and Playful Dining Atmosphere: The restaurant’s brand and vibe are designed to be fun, cheeky, and indulgent, fitting the energetic atmosphere of Las Vegas.

The Cosmopolitan of Las Vegas is turning up the heat with the exciting grand opening of Naughty Patty’s, the newest addition to its Block 16 Urban Food Hall. This wild and playful new concept is a vibrant celebration of indulgent comfort food, offering a fun and nostalgic destination for visitors on The Strip. With a focus on craveable bites and a cheeky attitude, Naughty Patty’s invites guests to enjoy a delicious meal where there is no shame in getting a little messy.

At the heart of the menu are the Signature Smash Burgers, crafted from a juicy blend of ground chuck and brisket, seared to perfection with crispy edges. These burgers are piled high with bold toppings and signature sauces, delivering an irresistible flavor experience. The menu’s playful spirit extends to other comforting favorites, including a gooey “Melt Down” grilled cheese, fully loaded “Dirty Dogs,” and perfectly Crispy Fries. T

To complete the indulgent affair, Naughty Patty’s serves up thick and rich frozen custard “Concretes” in classic flavors like “Milk N’ Cookies” and “Strawberry Shortie.” With its retro charm and modern mischief, Naughty Patty’s is a fantastic new spot for a late-night craving or a delicious mid-day rendezvous in the heart of Las Vegas.