Hamburger restaurants

The Fix Burger Bar

A 22-seat kitchen run by Eleni & Yassine, serving the dishes their grandmothers argued about on Tuesday nights in Kreuzberg.

139 Lakeside Ave, Marlborough, MA 01752, United States $20–30
4.3
838 notes from regulars
01 The story, in three paragraphs

Why everyone keeps coming back.

Nestled charmingly across from the serene Lake Williams and its unique floating boardwalk, The Fix Burger Bar in Marlborough, MA is a must-visit destination for burger aficionados and casual diners alike. This vibrant hamburger restaurant and bar offers a warm, inviting atmosphere that makes the most of its expansive seating area—including a scenic outdoor deck perfect for soaking in a beautiful day while savoring a truly memorable meal.

The Fix Burger Bar specializes in classic American cuisine with a gourmet twist, offering an array of mouthwatering burgers that have quickly become local favorites. Their signature Phenomenal Burger is aptly named: a juicy, all-beef patty topped with crispy bacon, smoked gouda, and a perfectly fried over-easy egg, all nestled within a toasted brioche bun. This burger bursts with layers of smoky, savory, and creamy flavors that combine into an unforgettable bite. For those seeking variety, options like the Bleu Burger and the McFix Burger consistently earn rave reviews for their balance of boldness and comfort.

Complementing the star burgers are crispy, golden sides such as regular fries, sweet potato fries cooked in a dedicated fryer to keep them gluten-free—and those coveted onion rings that manage to be both crunchy and tender. The menu thoughtfully includes a Kid’s Menu with classics like grilled cheese, chicken wings, and chicken fingers, ensuring families feel right at home. For a sweet finish, the cookie skillet dessert is an indulgent, easy-to-share treat that leaves diners smiling.

Equally impressive are The Fix Burger Bar’s rich, creamy shakes made with SlowChurned Ice Cream and fresh ice cold milk. Favorites include the Oreo Milkshake, bursting with crushed Oreos, and the subtly sweet Strawberry Milkshake. These creamy concoctions perfectly complement the savory richness of the main dishes, rounding out an impeccable dining experience.

What truly sets The Fix Burger Bar apart is the perfect blend of quality ingredients, inventive flavor combinations, and a laid-back yet spacious atmosphere. Whether you're dining inside a thoughtfully designed overflow room or relaxing on the sun-drenched deck by the lake, the setting evokes a sense of comfort and community.

While the service has received mixed feedback, many patrons highlight the friendly, patient, and helpful nature of the staff—particularly the bartender-server who excels at creating a welcoming vibe. The restaurant also shines for its inclusivity, offering gluten-free buns and fries that don’t compromise on taste or texture, making every guest feel cared for.

In sum, The Fix Burger Bar is a delightful local gem—a perfect fix for anyone craving an elevated burger experience with a view. It’s a place that invites you to linger over food that’s as thoughtfully crafted as the natural beauty outside. If you’re in Marlborough, missing out on this vibrant spot means missing out on true burger bliss.

Contact: 139 Lakeside Ave, Marlborough, MA 01752 | +1 508-573-1819

03 Notes from regulars

838 notes — the real pulse of the room.

4.3
Based on 838 verified notes
5 561
4 168
3 63
2 30
1 50
All Poutine Beer Selection Lake View Patio Sweet Potato Fries Live Music Milkshakes Burger Bowl Overcooked Burger Bison Burger
Kevin Kirshner.
3 month ago
Located across from Lake Williams and it's floating boardwalk.... It was a beautiful day in late August comfortable enough to sit out on the deck... We arrived at around 1pm before it for busy .... I enjoyed the Beach Pale Ale and the Phenomenal Burger...... a juicy all beef burger, bacon, smoked gouda and a fried over easy egg served on a toasted brioche bun....... It was truly phenomenal!!!!!
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Maya Shb.
3 month ago
Love this place! Huge sitting space, prices are good, food is amazing but the service can be hit or miss! The burgers are amazing and so is the starters! "Absolutely love this place! The expansive seating area creates a welcoming atmosphere. The prices are reasonable, and the food is truly outstanding. However, it's worth noting that the service can be inconsistent, which is unfortunate. Everyone should feel equally valued, regardless of their background or ethnicity. It's a great spot overall, but improvements in service inclusivity would make it even better!"
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Stephanie Thomas.
3 month ago
Two of us stopped in for a late lunch. Bleu burger was great and the McFix burger was well received. Server was friendly (never gave her name). Sat in a room that seemed as though it was finished? Meant for overflow? Regardless, burgers were good and satiated us. Cookie skillet for dessert, which was yummy, definitely shareable with at least two, easily three.
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Theresa John Mangalath.
4 month ago
We visited The Fix Burger Bar in Marlborough and it absolutely lived up to the hype. I ordered The Phenomenal burger, and it was exactly that — phenomenal. The burger was incredibly juicy, perfectly cooked, and packed with flavor in every bite. You can tell they use quality ingredients and really care about what they’re serving. The overall experience was great, and I’ll definitely be coming back to try more from their menu. Highly recommend for any burger lover!
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Liane Lamoureux.
5 month ago
Great food. Many Gluten free options. Separate fryolator for gluten-free french fries, sweet potato fries are great! The GF buns are great, making the experience one that makes me want to return. Our server was the bartender; she was helpful, patient, and pleasant.
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K M.
5 month ago
This was the perfect example of the feeling when you bite into your meal and immediately think “oh, that’s good.” We walked in and got a seat on their patio, which had an excellent view. We had high hopes for the food and we were not disappointed. Our server, Ally, was kind and funny, and delivered our food with a smile. I had the One Love burger, which’s pineapple jerk sauce and juicy lamb made it a pleasant experience. We ended the night by celebrating my grandparents anniversary with their delicious skillet cookie, topped with ice cream and candles. You have to come here, because I’m definitely coming back.
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Eric Flack.
6 month ago
Top notch food and service! All in an amazing lakeside setting. We ducked in for a quick bite between hockey games at the NES and left totally satisfied. I had the Spicy Tuna, which was a perfect amount of heat, flavor and crunch. The wife had a salad that was very similar to the sandwich which she loved. I rarely order dessert but for some unknown reason I fell a craving for something sweet today and ordered a coffee milkshake to go. It usually comes with whiskey but since it was to go in a to go cup it was non-alcoholic. I’m glad I got it because it was to die for… They also had a pretty extensive beer and cocktail list and the other food that passed by our tables looked and smelled incredible. Our server was quick and attentive. So glad we stumbled onto this place as it was on of the high lights of trip.
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Paige Brown.
6 month ago
The food was great! Only really have burger options and not much else but a few apps but nonetheless the food was great! The pumpkin pie shake was also a great way to finish the meal!
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04 When to visit & how to find us

Hours & the door on Bergmannstraße.

Opening hours
Monday 11:30 AM - 09:30 PM
Tuesday 11:30 AM - 09:30 PM
Wednesday (today) 11:30 AM - 09:30 PM
Thursday 11:30 AM - 08:00 PM
Friday 11:30 AM - 10:00 PM
Saturday 11:00 AM - 10:00 PM
Sunday 11:00 AM - 08:30 PM
Finding the door

139 Lakeside Ave, Marlborough, MA 01752, United States

05 What makes this place friendly

The details you usually have to call and ask.

Service options
  • Outdoor seating
  • Delivery
  • Takeout
  • Dine-in
Highlights
  • Fast service
  • Great beer selection
  • Great cocktails
  • Live music
  • Sports
Popular for
  • Lunch
  • Dinner
  • Solo dining
Accessibility
  • Wheelchair accessible entrance
  • Wheelchair accessible parking lot
  • Wheelchair accessible restroom
  • Wheelchair accessible seating
Offerings
  • Alcohol
  • Beer
  • Cocktails
  • Coffee
  • Comfort food
  • Hard liquor
  • Late-night food
  • Quick bite
  • Wine
Dining options
  • Lunch
  • Dinner
  • Catering
  • Dessert
  • Seating
  • Table service
Amenities
  • Bar onsite
  • Restroom
Atmosphere
  • Casual
  • Cozy
  • Trendy
Crowd
  • Groups
  • Tourists
Planning
  • Accepts reservations
Payments
  • Credit cards
  • Debit cards
  • NFC mobile payments
Children
  • Good for kids
  • High chairs
  • Kids' menu
Parking
  • Free parking lot
  • Free street parking
  • Parking
Pets
  • Dogs allowed outside
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