Recent social media posts
06/02/2026
Our new summer menu officially drops today. Watermelon Mint Margs, Portobello tacos, grilled shrimp brochetas, fresh summer salads, and a Piña Flip dessert that’s about to steal the show. 🔥 Come try our fresh new flavors.
06/01/2026
Cinco de Mayo was too good to keep to once a year 🍹
Introducing Cinco de Drinko — our new monthly countdown fiesta happening every 5th at Fat Rosie’s until Cinco de Mayo 🎉
This Friday:
🎶 Mariachi, face painting and live entertainment at select locations
🎁 Giveaways
🍹 Specialty drinks
💃 Big fiesta energy all night long
Plus, every Watermelon Mint Margarita sold will help support No Kids Hungry
Consider this your official warning… Cinco vibes are now year-round.
05/30/2026
Filed under: the perfect happy hour. Get half off margaritas Monday-Friday 3-6pm ✨
05/28/2026
That should be me enjoying Fat Rosie’s with you 🥹
05/26/2026
We’re making better choices. 🥬 😉 Lettuce shells now available with any taco.
05/22/2026
From backyard fiestas to family cookouts, let us handle the catering while you enjoy the long weekend. Memorial Day catering orders are filling fast — place yours before it’s too late 🎉
Fat Rosie's serves Mexican eats & cocktails in an upbeat, festive setting with whimsical decor & outdoor seats. Visit us at one of our 7 IL locations!
05/22/2026
Memorial Day plans = tacos, margaritas & patio vibes 🌮🍹☀️
Skip the grill stress and spend the long weekend fiesta-style with us. Reservations are filling up fast, so grab your table before they’re gone 💃
05/21/2026
50% taco salad for 50% burrito. You have yourself a deal. 🤝
05/19/2026
Instructions unclear, but we’ll make it work.
05/15/2026
We’ll cheers to that 🍻
05/13/2026
Whatever the occasion, Fat Rosie’s has got you covered. 🤝
05/11/2026
Don't worry, 50% off margaritas during happy hour will never leave you 🫂
05/09/2026
Skip the Mother’s Day stress 😌🌹
Reserve your table at Fat Rosie’s for good food, great margaritas, and the kind of family memories Mom wants this year.
05/09/2026
She’s not just Mom… she’s Mamacita. 💃🌯
Celebrate her at Fat Rosie’s with a rose on us and a Mamacita Marg in hand. 🍹💐
05/08/2026
Mother’s Day at Fat Rosie’s? Easy choice. 🌹
We’ll bring the roses, you bring Mom. Make your reservation and give her a fiesta to remember.
Fat Rosie's serves Mexican eats & cocktails in an upbeat, festive setting with whimsical decor & outdoor seats. Visit us at one of our 7 IL locations!
05/08/2026
We forgot to file our taxes. Are we doing this right? 🍹
05/06/2026
Now that’s how you celebrate Cinco de Mayo. 💃
Thank you to everyone who came out, danced, raised a margarita with us, and made this year’s fiesta one to remember. 🌮🍹 Until next time!
05/06/2026
She’s done it all… now it’s our turn 💐
Celebrate Mom with a Mamasita Margarita, a table full of her favorites, and a rose just for her.
A little love, a lot of flavor, and a fiesta made for mamá 🌮✨
Fat Rosie's serves Mexican eats & cocktails in an upbeat, festive setting with whimsical decor & outdoor seats. Visit us at one of our 7 IL locations!
05/05/2026
Coulnd't imagine a better combo 😍 🌮
05/05/2026
It’s Cinco de Drinko — let’s fiesta. 💃🔥
Mariachi, margaritas, tacos, face painting, and a full day of celebration at every Fat Rosie’s.
Today’s lineup:
🎶 Frankfort, Lincolnshire, Lincolnwood, Oak Brook: Mariachi 4–6
🎶 Naperville, Schaumburg, Rosemont, Waterford Lakes: Mariachi 7–9
🎨 All locations: Face painting 5–7
🎧 Rosemont: DJ starting at 9
Come celebrate with us. 💃
05/04/2026
Cinco de Mayo is almost here!! Who's excited?!?!
Join us for a Cinco de Mayo Fiesta you'll never forget!
We have mariachi, face painters, giveaways and more!
05/04/2026
Tomorrow = Cinco at Fat Rosie’s.
Live mariachi, face painting, margaritas flowing, and tacos all day long — plus tons of giveaways and surprises along the way.
Grab your crew and celebrate with us!🍹
05/03/2026
It’s giving fiesta energy 💃🌮
Cinco de Mayo just got even better… we’re giving away THREE $100 gift cards 🎉
Here’s how to enter:
✨ Join us on Cinco
✨ Sign up for our newsletter
✨ Post a photo or video of that day & tag us
That’s it. Eat, celebrate, post… and you’re in.
Winners announced May 6 👀
05/01/2026
Don’t worry, Oak Brook—we’re still here for a good time. 🪇
05/01/2026
Come for the dessert… stay for the fiesta..
02/20/2026
We’re OPEN, Oak Brook! Come score your Fat Rosie’s fix and let the fiesta begin. 💃✨
🎉 GRAND RE-OPENING WEEKEND OFFERS 🎉
(guests in line on 2/20 and 2/21)
✨ First 50 guests: TWO FREE tacos + soft drink, chips & salsa
🧀 Second 50 guests: FREE queso + soft drink, chips & salsa
🥙 After first 100 guests: Rosie’s Quesadilla Combo (chicken or cheese, chips, queso & drink) – $12.99
🍹 All weekend: 50% OFF full-size margaritas (House, Strawberry Jalapeño, Mango & Skinny)
🎫 Vouchers for Your Next Visit Passed Out! (Redeemable with in-house purchase)
🌮 FREE TACO - Valid 2/23 - 3/1
🧀 FREE QUESO - Valid 3/2 - 3/8
(Vouchers to be handed out in orders at the event)
🏆 GRAND PRIZE RAFFLE: Sign up for our newsletter for a chance to win a Year of Fat Rosie’s – Year of Queso! 🧀
🎊 Join us for a weekend of nachos, margaritas, and celebration!
📍3011 Butterfield Rd, Suite B101, Oak Brook, IL 60523
🗓 Friday, February 20th - Saturday, February 21st
⏰Friday 4 PM - 11 PM | Saturday 10 AM - 11 PM
✨ RSVP through the link in our bio and join the Grand Re-Opening fun!
02/19/2026
Tomorrow is the big day! 🌮😍 Oak Brook, join the Fat Rosie's flavor party and celebrate our Grand Re-Opening with us!
🎉 GRAND RE-OPENING WEEKEND OFFERS 🎉
(guests in line on 2/20 and 2/21)
✨ First 50 guests: TWO FREE tacos + soft drink, chips & salsa
🧀 Second 50 guests: FREE queso + soft drink, chips & salsa
🥙 After first 100 guests: Rosie’s Quesadilla Combo (chicken or cheese, chips, queso & drink) – $12.99
🍹 All weekend: 50% OFF full-size margaritas (House, Strawberry Jalapeño, Mango & Skinny)
🎫 Vouchers for Your Next Visit Passed Out! (Redeemable with in-house purchase)
🌮 FREE TACO - Valid 2/23 - 3/1
🧀 FREE QUESO - Valid 3/2 - 3/8
(Vouchers to be handed out in orders at the event)
🏆 GRAND PRIZE RAFFLE: Sign up for our newsletter for a chance to win a Year of Fat Rosie’s – Year of Queso! 🧀
🎊 Join us for a weekend of nachos, margaritas, and celebration!
📍3011 Butterfield Rd, Suite B101, Oak Brook, IL 60523
🗓 Friday, February 20th - Saturday, February 21st
⏰Friday 4 PM - 11 PM | Saturday 10 AM - 11 PM
✨ RSVP through the link in our bio and join the Grand Re-Opening fun!
02/18/2026
Oak Brook, we are 2 days away from the ultimate Fat Rosie’s comeback! 🌮😍 Join us for prizes, perks, and fresh tacos.
🎉 GRAND RE-OPENING WEEKEND OFFERS 🎉
(guests in line on 2/20 and 2/21)
✨ First 50 guests: TWO FREE tacos + soft drink, chips & salsa
🧀 Second 50 guests: FREE queso + soft drink, chips & salsa
🥙 After first 100 guests: Rosie’s Quesadilla Combo (chicken or cheese, chips, queso & drink) – $12.99
🍹 All weekend: 50% OFF full-size margaritas (House, Strawberry Jalapeño, Mango & Skinny)
🎫 Vouchers for Your Next Visit Passed Out! (Redeemable with in-house purchase)
🌮 FREE TACO - Valid 2/23 - 3/1
🧀 FREE QUESO - Valid 3/2 - 3/8
(Vouchers to be handed out in orders at the event)
🏆 GRAND PRIZE RAFFLE: Sign up for our newsletter for a chance to win a Year of Fat Rosie’s – Year of Queso! 🧀
🎊 Join us for a weekend of nachos, margaritas, and celebration!
📍3011 Butterfield Rd, Suite B101, Oak Brook, IL 60523
🗓 Friday, February 20th - Saturday, February 21st
⏰Friday 4 PM - 11 PM | Saturday 10 AM - 11 PM
✨ RSVP through the link in our bio and join the Grand Re-Opening fun!
Address
3011 Butterfield Road B101
Oak Brook, IL
60523
Fat Rosie’s Taco and Tequila Bar (Butterfield Road B101), Oak Brook
Public transport
- Use the nearest Metra station serving Oak Brook/nearby stops, then take a local bus or rideshare/taxi for the final trip to Butterfield Road.
- If you’re already on a local bus route, get off at the closest stop along Butterfield Road and walk to B101.
Driving and parking
- From I-88 (Stevenson Expressway) in the area, take the exit toward Butterfield Road and follow signs to Oak Brook.
- Continue on Butterfield Road until you reach the shopping center entrance for B101.
- Parking is typically available in the adjacent lot/garage of the building; use spaces marked for retail/visitors and enter through the storefront level.
Opening Hours
| Monday |
11am - 10pm |
| Tuesday |
11am - 10pm |
| Wednesday |
11am - 10pm |
| Thursday |
11am - 10pm |
| Friday |
11am - 11pm |
| Saturday |
10am - 11pm |
| Sunday |
10am - 10pm |
Alerts
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What people say
Fat Rosie's Taco and Tequila Bar on Butterfield Road B101 in Oak Brook brings the kind of bold, feel-good Mexican energy that keeps people coming back. Known as a loud and proud Chicagoland favorite since 2015, the restaurant carries that same Fiesta-forward spirit into its Oak Brook location, making it an easy pick for anyone craving vibrant flavors and a lively atmosphere.
The bar program is a standout, with margaritas that are front and center and a fun, celebratory vibe throughout the space. Whether you’re stopping in for drinks with friends or planning a meal that feels like an event, Fat Rosie’s delivers on both taste and mood—cheerful service, great food, and plenty of reasons to raise a glass.
Fat Rosie’s also leans into the “family memories” side of dining. It’s the sort of place where occasions feel more memorable simply because the experience is so welcoming and upbeat. From casual get-togethers to special celebrations, it consistently nails the balance of comfort and excitement—Mexican favorites done right, paired with tequila-fueled fun.
