Fat Shack

Fat Shack Fat Shack is a burger restaurant located on N Clybourn Avenue and was created in 2010 by Tom Armenti. The aim of the establishment is to cater to patrons who require late-night food options. Fat Shack is known for its delicious fat sandwiches, burgers, wings, milkshakes, and deep-fried desserts that are ideal for satisfying guilty cravings. The restaurant's menu is a combination of American (New) cuisine and sandwich-style dishes. With its unique concept of serving food from 6PM to 4AM, Fat Shack has become a popular destination for those seeking a late-night meal.

Recent social media posts

Build your dream Fat Shack meal ๐Ÿ‘€๐Ÿ”๐ŸŒฏ Pick your sandwich, side, and shake in the comments below! Letโ€™s see who got the BES...
10/22/2026

Build your dream Fat Shack meal ๐Ÿ‘€๐Ÿ”๐ŸŒฏ Pick your sandwich, side, and shake in the comments below! Letโ€™s see who got the BEST combo ๐Ÿ”ฅ๐Ÿ‘‡

Don't mind us. We're drooling over here. ๐Ÿคค
10/22/2026

Don't mind us. We're drooling over here. ๐Ÿคค

10/21/2026

Chicago, you already know where to go when the cravings hit! ๐Ÿคค๐Ÿ”ฅ Come hungry and leave happy at Fat Shack Chicago ๐Ÿ”๐ŸŸโค๏ธ

๐Ÿ“ 2140 N Clybourn Ave

SUNDAY & MONDAY JUST GOT BETTER ๐Ÿ—๐Ÿ”ฅ Wings for HALF the price?! ๐Ÿ‘€ Donโ€™t walk, RUN to Fat Shack Chicago and get your wing f...
10/19/2026

SUNDAY & MONDAY JUST GOT BETTER ๐Ÿ—๐Ÿ”ฅ Wings for HALF the price?! ๐Ÿ‘€ Donโ€™t walk, RUN to Fat Shack Chicago and get your wing fix! ๐Ÿ˜ฎโ€๐Ÿ’จ

It's Monday. You know what to do!  ๐Ÿ— HALF-PRICE WINGS ARE WAITING FOR YOU!
10/19/2026

It's Monday. You know what to do! ๐Ÿ—

HALF-PRICE WINGS ARE WAITING FOR YOU!

10/18/2026

10/17/2026

Whatโ€™s next? The best late-night burger youโ€™ve ever had. Duh. ๐Ÿ”

10/16/2026

We cook so you donโ€™t have to!

Be sure to stop by McGrath-Phillips Arena Saoud Sultan Alsulaiti to watch our Blue Demons right here in Lincoln Park!!

Come see us after, weโ€™ll be waiting ๐Ÿ˜‰

10/15/2026

Make sure to stop by Fat Shack this weekend only to receive your sweet treat!

15% for all Students!

Go Blue Demons! ๐Ÿ’™๐Ÿ€

๐Ÿ’™๐Ÿ€ BLUE MADNESS HAS TAKEN OVER FAT SHACK! ๐Ÿ€๐Ÿ’™The madness is REAL, and weโ€™re making it even sweeter! ๐Ÿคค๐Ÿฅค Stop by Fat Shack ...
10/15/2026

๐Ÿ’™๐Ÿ€ BLUE MADNESS HAS TAKEN OVER FAT SHACK! ๐Ÿ€๐Ÿ’™

The madness is REAL, and weโ€™re making it even sweeter! ๐Ÿคค๐Ÿฅค Stop by Fat Shack and enjoy 15% OFF an Oreo Shake during our Blue Madness Takeover! ๐Ÿช๐Ÿ”ฅ

Donโ€™t miss out โ€” come get your shake and join the madness! ๐Ÿ’™๐Ÿ’ฏ

Things get messy. We just make it worth it. ๐ŸคŒSaucy onion rings, zero regrets.
10/09/2026

Things get messy. We just make it worth it. ๐ŸคŒ

Saucy onion rings, zero regrets.

10/08/2026

Late-night cravings donโ€™t stand a chance around here. ๐Ÿ”๐ŸŸ The hardest part? Deciding what to order.

10/07/2026

Wait for it. ๐Ÿ”

Now come get it!

10/05/2026
10/02/2026

We don't know who let this man in here, but we appreciate the hype! ๐Ÿ™Œ

09/30/2026

Signed, sealed, delivered. Itโ€™s yours. ๐Ÿ™Œ๐Ÿฅน

But seriouslyโ€ฆ we wish Fat Shack were in every city. Life would just be better that way. ๐ŸคŒ

09/28/2026

Some problems are best solved with a munchie run ๐Ÿ™‚โ€โ†•๏ธ

Tag someone who gets it!

09/25/2026

Order a fat sandwich, you know you want to.

09/24/2026

09/23/2026

Order every flavor? Don't mind if we do! ๐Ÿฆ๐Ÿ˜

09/20/2026

Identical ๐Ÿ˜๐Ÿ˜๐Ÿ˜

๐Ÿคค๐Ÿคค๐Ÿคค๐Ÿคค
09/17/2026

๐Ÿคค๐Ÿคค๐Ÿคค๐Ÿคค

Zoom, you know you want to. ๐Ÿ‘€๐Ÿ”Now go ahead and treat yourself.
09/17/2026

Zoom, you know you want to. ๐Ÿ‘€๐Ÿ”

Now go ahead and treat yourself.

Who doesn't love a deal! Come stop by at 2140 n clybourn
09/16/2026

Who doesn't love a deal! Come stop by at 2140 n clybourn

09/16/2026

Slaps. Every time. ๐Ÿ˜‹ ๐Ÿ”ฅ

Done Right Every Time!
09/13/2026

Done Right Every Time!

09/12/2026

Student Discount Alert! Bring your school ID and get a discount.

We have the best lunch!
09/11/2026

We have the best lunch!

Our Customers Love Us!
09/10/2026

Our Customers Love Us!

Address

2140 N Clybourn Avenue
Chicago, IL
60614

Located in the Lincoln Park neighborhood of Chicago, this burger restaurant can be reached by both public transport and car.

Public Transport: Take the Brown Line to the Armitage station or the Red Line to the Clybourn station. From there, it's a short walk to N Clybourn Avenue.

Driving/Parking: If driving, take North Ave towards N Clybourn Ave. There is street parking available on N Clybourn Ave and surrounding streets. Alternatively, there is a paid parking lot located nearby on W Willow St.

Opening Hours

Monday 11am - 1am
Tuesday 11am - 1am
Wednesday 11am - 1am
Thursday 11am - 1am
Friday 11am - 3am
Saturday 11am - 3am
Sunday 11am - 1am

Telephone

(773) 697-3670

Alerts

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What people say

Burger restaurants are a staple in the American food scene, and for good reason. They offer a delicious and satisfying meal that can be customized to fit any taste preference. When it comes to burger joints, Fat Shack on N Clybourn Avenue in Chicago stands out from the rest.

What sets Fat Shack apart is their commitment to serving up indulgent and satisfying meals that are perfect for late-night cravings. The restaurant was founded by Tom Armenti, who saw a need for more late-night food options in his college town. With only $5,000 to start his business, Tom partnered with a local bagel shop to operate his new restaurant from 6PM to 4AM.

The menu at Fat Shack is filled with mouth-watering options that are sure to satisfy any appetite. From classic burgers and fries to over-the-top creations like the Fat Philly cheesesteak sandwich or the Fat Hangover sandwich (which includes bacon, egg, and cheese on a burger), there's something for everyone.

One standout item on the menu is the Fat Sandwiches - these sandwiches are piled high with all sorts of toppings like chicken fingers, mozzarella sticks, onion rings, and more. It's not just about quantity though - each ingredient is carefully chosen to create a flavor explosion in every bite.

Overall, Fat Shack is a must-visit spot for anyone looking for delicious late-night eats in Chicago. Their commitment to quality ingredients and creative menu items make them stand out from other burger joints in the area. So next time you're craving something indulgent and satisfying, head over to Fat Shack on N Clybourn Avenue - you won't be disappointed!