#2 Best Smash Burger

One Fattened Calf Burgers Reviews

★★★★★4.61,369 Google reviews

Last updated August 17, 2026 · By BestThingReview

Address: 1 Fusionopolis Pl, #01-31 Galaxis, Singapore 138522

Website: onefattenedcalf.com/

About One Fattened Calf Burgers

One Fattened Calf Burgers at Fusionopolis is Singapore's most acclaimed dedicated smash burger restaurant, rated 4.6 stars across 1,369 Google reviews from their one-north location inside Galaxis. The kitchen applies a strict smash-and-sear technique: beef patties are pressed hard onto a flat-top at high heat to maximise the Maillard crust, producing the caramelised edges and juicy interior that define a great smash burger. The menu is focused and deliberate: a small selection of smash burger configurations with premium toppings, seasoned fries, and shakes. Review commentary consistently highlights the patty quality, the brioche bun-to-patty ratio, and the reliability of the experience across multiple visits. One Fattened Calf has built a loyal following among Singapore's burger enthusiasts, and the 1,369-review total at 4.6 stars reflects a restaurant that delivers consistently rather than relying on novelty. If you are looking specifically for the best beef smash burger in Singapore, this is the place to start.

Highlights

  • #2 Best Smash Burger
  • 4.6 / 5.0 Google Rating
  • 1,369 Verified Google Reviews
  • Singapore Based

Customer Review

"Ordered the double smash with American cheese and it was everything a smash burger should be: crispy edges, soft bun, perfectly seasoned. I have tried every major burger joint in Singapore and this is the one I keep coming back to."

— Daniel K.

Our Verdict

One Fattened Calf Burgers is the top-3 ranked best smash burger on BestThingReview's independent evaluation of Burgers in Singapore (2026): Ranked by Reviews. One Fattened Calf Burgers at Fusionopolis is Singapore's most acclaimed dedicated smash burger restaurant, rated 4.6 stars across 1,369 Google reviews from their one-north location inside Galaxis. The kitchen applies a strict smash-and-sear technique: beef patties are pressed hard onto a flat-top at high heat to maximise the Maillard crust, producing the caramelised edges and juicy interior that define a great smash burger.

4.6

★★★★★

/ 5.0 Google

1,369 verified Google reviews

Ranked #2 in Singapore 2026

Source: Google Maps · Reviewed by BestThingReview

Best For

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Best Smash Burger

One Fattened Calf Burgers stands out specifically for smash burger, making it the strongest choice for customers with this priority.

One Fattened Calf Burgers FAQs

Is One Fattened Calf Burgers good?

One Fattened Calf Burgers holds a 4.6 out of 5 Google rating from 1,369 reviews and is ranked #2 (Best Smash Burger) in BestThingReview's independent ranking of the best Burgers in Singapore.

What do customers say about One Fattened Calf Burgers?

A verified reviewer, Daniel K., wrote: "Ordered the double smash with American cheese and it was everything a smash burger should be: crispy edges, soft bun, perfectly seasoned. I have tried every major burger joint in Singapore and this is the one I keep coming back to."

Where is One Fattened Calf Burgers located?

One Fattened Calf Burgers is located at 1 Fusionopolis Pl, #01-31 Galaxis, Singapore 138522.

How do I contact One Fattened Calf Burgers?

Visit onefattenedcalf.com.

One Fattened Calf Burgers is ranked #2 in our independent evaluation:

10 Best Burgers in Singapore (2026): Ranked by Reviews →

Also Ranked in Best Burgers in Singapore (2026): Ranked by Reviews