Vietnamese Phin Coffee
A phin is a small Vietnamese gravity brewer that uses a perforated metal chamber and press plate to drip concentrated coffee directly into a cup. It sits somewhere between immersion and percolation in practice: water initially saturates the grounds, then slowly passes through the coffee bed without a paper filter.
How a phin is built
Most phins have four pieces: a saucer or base that rests on the cup, a brewing chamber, a perforated press or gravity insert, and a lid. The metal filter allows coffee oils and very fine particles into the cup, so phin coffee normally has more body than paper-filtered pour-over.
Grind size and dose
A medium-fine grind is a useful starting point—typically finer than standard drip but noticeably coarser than espresso. The correct grind depends on the hole pattern, coffee, dose, and desired drip time. Too coarse and water races through; too fine and the brewer may stall.
A practical starting ratio is roughly 1:4 to 1:6 coffee to water for the concentrated style commonly served with sweetened condensed milk. For example, 20 g of coffee with 80–120 g of water gives room to adjust strength. Longer, lighter recipes are also possible.
Basic phin technique
- Add coffee and level the bed without aggressively compacting it.
- Place the press gently on the grounds.
- Add a small amount of hot water to wet the coffee and allow a short bloom.
- Fill the chamber, cover it, and let gravity control the drip.
Do not tamp a phin like an espresso basket. Excess compression can choke the brew. If the cup finishes too quickly, grind finer or slightly increase dose; if it barely drips, grind coarser and avoid pressing the bed too firmly.
Why phin coffee tastes different
The high coffee-to-water ratio, slow flow, and metal filtration create a concentrated brew with substantial body. Darker Vietnamese-style roasts pair especially well with condensed milk, but lighter specialty coffees can also be brewed successfully when grind, temperature, and ratio are adjusted.
Watch: How to Brew with a Vietnamese Phin
Nguyen Coffee Supply demonstrates the traditional phin workflow from dosing and blooming through the slow gravity drip, including useful visual cues for timing and water additions.
For other manual methods, browse our coffee brewing equipment. For more terminology, visit the Coffee, Espresso & Brewing Equipment Glossary.