One Ounce for Onion

Cafe · Khlong Tan Nuea

One Ounce for Onion

Cafe · Khlong Tan Nuea

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19/12.2 Room#1 Ekamai12 Road Klongton-Nua, Watthana, Bangkok 10110, Thailand

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Highlights

Serious Coffee serves expert brews and standout doughnuts in a cozy, local-favorite spot perfect for laid-back brunches and laptop hangs.  

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19/12.2 Room#1 Ekamai12 Road Klongton-Nua, Watthana, Bangkok 10110, Thailand Get directions

facebook.com
@oneounceforonion

฿100–200

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19/12.2 Room#1 Ekamai12 Road Klongton-Nua, Watthana, Bangkok 10110, Thailand Get directions

+66 61 412 1062
facebook.com
@oneounceforonion

฿100–200

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Last updated

Jul 30, 2025

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Where to Eat in Bangkok
View Postcard for One Ounce for Onion

Kanyth B.

Google
The Crème Brûlée dough is a 2.5/5 for me. The dough is a bit too tight, and the burnt sugar is more bitter than I’ve had before. The coffee is okay, but I don’t like the smell of the place.

Ivan Mazalov

Google
I visited in early May 2024 The coffee is excellent, and the staff is friendly. I came with my laptop to work and found it quite comfortable. I forgot my cap, but the team kindly set it aside until my return—thank you 🙏 Special kudos for the Brassica—it's a new level of taste. Good luck!

Michiko Nina

Google
Loved the matcha fizz and the matcha kaya donut! It was a bit hard to find, it was in a narrow street but just walking distance from the main street, near Format/Koops and a couple of other restaurants if you're looking for food since this place only had donuts :)

Vinesh Chathurr

Google
They only have doughnuts and coffee and have stopped serving food. It is located inside a narrow street. Parking is not easy as they do not have any dedicated parking. Seating available inside and outside for more than twenty people. Staff are friendly, service is quite fast and the coffee is really good(Meets Aussie standards).

Kongkrit Lawlertratana

Google
One of my forever favorite cafe in the heart of bkk, been here for years and seen the cafe evolved from time to time. They serve very good coffee both speed bar and slow bar. And they have superb doughnut these day as well. Parking is quite limited to only few slots in front of the cafe, depend on your luck.

Aimamorn Suvichakorn

Google
Nice and cozy coffee shop that will make you feel like being at home. We’ve tried their brunch and bread pudding and are satisfied with the taste. Coffee is also above average. It’s really a good place to spend a weekend in a slow movement—just relax and chit-chat with friends, hide yourself away from the busy Sukhumvit. Not many spaces for parking though, it gonna need your Bankokian skill to handle the parking. ;)

Meghan D

Google
Such a fun shop! Coffee is always great and their doughnuts are amazing!

Atthaya P.

Google
Small and cozy coffee shop with good vibe. No food but having donuts from 10.00am on. Great for spending peaceful Sunday morning!