# How to brew Vietnamese phin coffee properly

> A small metal filter, a slow drip, and a genuinely different way of extracting coffee. Here is how to get it right at home.

By Joey Krosch. Published 2024-07-15, updated 2026-08-17.

The phin is a small metal filter that sits directly on top of a cup, and
it's the backbone of Vietnamese coffee culture. It's a genuinely
different extraction method from a standard drip or pour-over, and once
you understand what makes it distinct, it's straightforward to brew well
at home.

## Why the phin brews differently

A phin holds its temperature far more steadily than a ceramic dripper,
since the metal body sits in direct, close contact with the small volume
of water inside it, rather than losing heat gradually the way an open
pour-over does. The slow, gravity-fed drip through a tightly packed bed of
medium-fine grounds gives water considerably more contact time than most
Western brewing methods, which is central to the drink's characteristic
strength and body.

## The method

**Grind**: medium-fine, distinctly coarser than espresso but finer than a
standard drip grind.

**Ratio**: phin brewing runs much stronger than typical pour-over, closer
to 1:6 to 1:8 coffee-to-water rather than the 1:15 to 1:17 range common
for filter coffee.

**Water temperature**: around 92°C to 94°C.

> **The two-phase pour:**
> Add a small amount of hot water first, just enough to saturate the
> grounds, and let it bloom for 30 to 45 seconds before adding the rest.
> This bloom step matters more here than in many other methods, since the
> phin's slow drip gives uneven saturation nowhere to hide.

**Tamping**: press the internal disc down onto the grounds with light,
even pressure, just enough to keep the bed level and in place, not hard
enough to compact it and choke the flow.

**Drip time**: expect the full brew to take several minutes as it drips
slowly through. That slowness is the method working correctly, not a
sign something's gone wrong.

## Serving it the traditional way

Vietnamese coffee is traditionally served over sweetened condensed milk,
cà phê sữa đá when served iced, which balances the brew's natural
intensity beautifully. Black, unsweetened phin coffee, cà phê đen, is also
common and lets the coffee's own character stand on its own.

## The takeaway

The phin isn't a slower, lesser version of a pour-over, it's a genuinely
different method built around strength, patience and a very particular
kind of extraction. Get the grind and ratio right, respect the slow drip
rather than rushing it, and it produces something distinctly its own.