How to Use a Vietnamese Drip Coffee Maker Step by Step

If you’ve ever tried to make Vietnamese coffee at home and ended up with weak, watery, or overly bitter results, you’re not alone. The secret isn’t just the coffee—it’s how you use the Vietnamese drip filter, or phin. This classic metal brewer is key to making the strong, sweet, and slow-dripped coffee Vietnam is known for, especially when paired with condensed milk.

To brew a proper cup of Vietnamese coffee using a phin, you’ll need just six steps: set up the phin, add coffee and bloom, pour hot water, control the drip speed, and stir in condensed milk. The whole process takes around three minutes once you get the hang of it.

What You Need to Brew Vietnamese Coffee with a Phin

You don’t need fancy equipment to make authentic Vietnamese coffee. The only essential tools are a Vietnamese drip filter (commonly called a phin or “drip pot”), coarse-ground Vietnamese coffee—usually Robusta—and sweetened condensed milk. A spoon helps with leveling and stirring. Most recipes use about 10–15 grams of coffee per serving and water heated to around 95°C.

Two Ways to Start Brewing: Blooming First or Not

There are two common methods for using a Vietnamese phin. The first is to add coffee, tamp it down, then pour all the hot water at once and screw on the filter. The second—and often better—method is to pour just enough hot water to bloom the coffee grounds first, let it sit for about 20 seconds, then add the rest. Blooming helps the coffee expand and extract more evenly, similar to the first pour in a pour-over. If you skip blooming, be sure to wet all the grounds right after adding water to start extraction.

Step-by-Step: How to Use a Vietnamese Coffee Drip Filter (Phin)

Here’s the classic, reliable way to brew one serving of Vietnamese coffee using a phin:

1. Disassemble the phin and remove the filter press (the upper sieve).
2. Pour sweetened condensed milk into your cup—how much depends on how sweet you like it, but start with about 2 tablespoons.
3. Add 10–15g of coarse Vietnamese coffee into the bottom of the phin and tamp it down lightly but firmly.
4. Place the phin on your cup and pour a small amount of 95°C water just to wet all the coffee grounds. Let it bloom for around 20 seconds—this step is called a bloom and helps improve extraction. Do not let any water drip through yet.
5. Screw the filter press down onto the coffee bed. Tighten it enough to slow the drip—how tight you make it affects both brew time and strength. A tighter press means slower, stronger coffee. If it drips too slowly, you can loosen it slightly with a spoon handle.
6. Pour the remaining hot water (about 150–200ml total) into the phin. Then wait. Total brew time is typically around 3 minutes. Once all the coffee has dripped into the cup, stir the condensed milk and coffee together until well mixed.

That’s it—you’ve just made traditional Vietnamese coffee, rich, sweet, and slow-brewed the way it’s meant to be enjoyed.

Why Vietnamese Coffee Tastes Different

Vietnamese coffee often tastes stronger and more bitter than other styles, largely due to the use of Robusta beans, which have higher caffeine and more bitter compounds. The addition of condensed milk balances that intensity, creating a smooth, dessert-like drink. The slow drip through the phin also extracts more body and texture, giving the coffee a heavier mouthfeel than typical filter brews.

Common Mistakes to Avoid

Don’t tamp the coffee too hard—that can choke the phin and stop the flow entirely. Don’t unscrew the filter too loosely, or the coffee will drip too fast and under-extract. Avoid using finely ground coffee; it will clog the filter and cause uneven extraction. And finally, don’t skip the bloom step if you’re doing it first, or the coffee may taste flat.

Frequently Asked Questions

What is a Vietnamese coffee phin and how does it work?

A Vietnamese coffee phin is a small metal drip filter consisting of a base, a filter press (sieve), and a lid. You add ground coffee to the base, tamp it, then pour hot water through the press. The water slowly drips through the coffee and into your cup below, giving a strong, concentrated brew. The speed of dripping depends on how tightly you screw the filter press.

Do I need to bloom the coffee in a phin?

Blooming—pouring a small amount of hot water to wet the grounds—is not mandatory but highly recommended. Blooming for about 20 seconds allows the coffee to expand and start extracting more evenly. After blooming, add the rest of the water and continue brewing.

How much coffee and water should I use per cup?

Use about 10–15 grams of coarse Vietnamese coffee per serving. The total water volume is usually around 150–200 ml, brewed at 95°C. Adjust based on your taste and cup size.

How tight should the phin filter be?

The tighter you screw the filter press, the slower the brew and the stronger the coffee. If it drips too slowly or not at all, loosen it slightly. If it drips too fast and tastes weak, tighten it more. Aim for a 3-minute total brew time.

Can I make Vietnamese coffee without condensed milk?

Yes, but it won’t be traditional. Vietnamese coffee is classically served with sweetened condensed milk, which balances the strong, bitter Robusta flavor. You can use regular milk or a non-dairy alternative, but it changes the flavor profile significantly.

Why is my phin coffee dripping too fast or too slow?

The drip speed is controlled mainly by how tightly the filter press is screwed onto the coffee bed. A looser press drips faster and produces a weaker brew; a tighter press slows the drip for a stronger cup. Grind size and coffee freshness also affect flow rate.

Best FrontStreet Coffee Beans for Vietnamese Style Brewing

For the true Vietnamese coffee experience at home, try FrontStreet Coffee’s Classic Blend or Commercial Blend—both feature bold Robusta notes that stand up to condensed milk. The Classic Blend offers a balanced bitterness with chocolatey undertones, while the Commercial Blend leans darker with deep roasted and earthy profiles. Both work perfectly with the slow extraction of a phin and develop rich sweetness when mixed with condensed milk. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.