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One Fattened Calf Burgers
1 Fusionopolis Pl, #01-31 Galaxis, Singapore 138522
Opening Hours
STAMPEDE Score
Moderate confidenceScore: 85 / 100
Based on 5 data points · Updated 9 days ago
Editor’s Note
Last updated 30 May 2026
We think One Fattened Calf Burgers delivers a high-quality burger experience, with particular praise for their beef patties and potato buns.
The Butter Burger, priced at $16.90, is frequently highlighted for its juiciness and flavour, though some note it's not available for takeaway.
The house-made pickles and well-seasoned patties receive consistent commendation.
Sides like the cheese fries and truffle tater tots are also popular, with generous cheese portions and crispy textures.
While the pricing is on the higher side for a burger, many reviewers feel the quality justifies the cost.
However, seating is limited, with only about 20 spots, leading to potential wait times during peak hours.
We also noted an isolated but concerning report of a rancid fry, which, while acknowledged as a one-off, is worth noting.
Despite this, the staff are consistently described as friendly and helpful, contributing positively to the overall dining experience.
The thoughtful packaging is a plus, making takeaway a viable option.
Overall, One Fattened Calf is a strong contender for a quality burger.
We'd recommend dining in for the full experience, especially to try the Butter Burger, and suggest visiting outside of peak lunch hours to avoid queues.
Signature
Butter Burger
Best time
After 1:30pm on weekdays
Wait time
Expect waiting time during peak hours due to limited seating
Price
$$ ($15-25/person)
Score: 85 · 5 sources
What customers say
One Fattened Calf Burgers generally receives high praise for its flavourful, well-seasoned patties with a good char, fluffy potato buns, and thoughtful packaging that keeps hands clean.
Customers frequently highlight the quality of ingredients like house-made pickles and the generous, satisfying cheese fries.
While the price point is considered high and seating limited, the staff's friendly service and attention to detail, including offering plastic straws and proactively suggesting well-done burgers for pregnant customers, contribute positively to the dining experience, despite occasional issues like a rancid fry or chilly indoor temperatures.
Google Reviews
Been wanting to try this since forever and was finally in the area. Beef patty is tasty, and had a nice charred side. The potato buns were of really good quality and didn’t make the burger feel oily o…
Went for lunch as we heard raving reviews of this place and we were definitely not disappointed. The burgers were flavourful and juicy, the sauces were on point and the buns were fluffy. Even the pac…
This is a small restaurant that serves good burgers. The seating are quite limited - about 20ish - and is quite packed during weekday lunch hours. Their butter burger is not available for takeaway an…
What a BURGER! 🍔 I had their cheeseburger. The patty is seasoned perfectly and charred just right for that subtly smoky slightly crusty patty. The amount of sauce and relish was also balanced and…
⭐Beef Patty Texture: - Patties are cooked on the well-done side, so the Classic and Cheeseburger don’t feel very juicy. - Butter Burger tastes softer and more moist, but that comes mainly from the mel…
Reviews from Google
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