Portillo's - Oswego, IL

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Portillo's - Oswego, IL Welcome to Portillo’s at 2810 Route 34! Savor our char-broiled burgers, Italian Beef Sandwiches, iconic Chicago-style hot dogs, and fresh chopped salad.

Dive into the authentic taste of Chicago Street food at our 30s Prohibition themed restaurant, just 0.5 miles, 1 mile from Gary Centennial Plaza, Fox Bend Golf Course. Don’t miss out on our famous chocolate cake shake to top off your meal. Open late and designed for family-friendly dining, Portillo’s is the ultimate spot for delicious fast food in a fun atmosphere. Plus, we offer convenient delivery and catering options to bring our Chicago favorites right to your door. We look forward to seeing you!

There is a treat here, suspended somewhere between cake and cookie, iced thick with OREO frosting and finished with OREO...
10/07/2026

There is a treat here, suspended somewhere between cake and cookie, iced thick with OREO frosting and finished with OREO cookie pieces. ​

Familiar and unplaceable all at the same time.​

Limited time only, while supplies last: order.portillos.com

10/06/2026

Go beyond the ordinary: we took the OREO cookie and
turned it into a Cake. A Shake. And a Cake Shake. ​

It enters your dimension today, 10/6. Available for a
limited time, while supplies last. After that, it’s back to
the other side.

10/06/2026

We took the OREO cookie and turned it into a Cake. A Shake. And a Cake Shake. ​

It enters your dimension on 10/6. Available for a limited time only, while supplies last.​ After that, it's back to the other side.

Go beyond the ordinary: order.portillos.com

10/05/2026

Tune in tomorrow, 10/6, when something familiar becomes something else entirely.

10/02/2026

Go beyond the ordinary on 10/6

10/02/2026

go beyond the ordinary on 10/6

This was no ordinary season! Congratulations Chicago White Sox 🍟
10/01/2026

This was no ordinary season! Congratulations Chicago White Sox 🍟

the season is changing.
10/01/2026

the season is changing.

the pickle to hot dog ratio is not a joke to us
09/29/2026

the pickle to hot dog ratio is not a joke to us

Address

2810 US Highway 34
Oswego, IL
60543

Opening Hours

Monday 10am - 11:30pm
Tuesday 10am - 11:30pm
Wednesday 10am - 11:30pm
Thursday 10am - 11:30pm
Friday 10am - 12am
Saturday 10am - 12am
Sunday 10am - 11:30pm

Telephone

+16305541000

Website

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