How to Make Vietnamese Coffee Using a Phin Filter

If you’ve ever craved the thick, sweet, and bold coffee served at Vietnamese cafés, you’ve likely wondered how to make it at home. The secret lies in a small metal brewer called a phin — a simple yet precise tool that produces a single serving of strong filtered coffee, often enjoyed with condensed milk or a creamer ball. But without clear steps, getting that perfect slow drip and rich result can feel elusive.

To brew Vietnamese coffee the traditional way, use 10–12g of coffee grounds, pour water at around 95°C over them in a phin filter, and let it drip slowly for about 3 minutes into a cup with a sweetener already added. That’s the entire method — no machines, no paper filters, just coffee, heat, and time.

What Is a Vietnamese Coffee Phin?

The Vietnamese coffee phin is a small metal dripper that sits directly atop your cup. Unlike espresso machines or pour-over brewers, it doesn’t use pressure or complex setups. Instead, it works through gravity and a built-in filter plate. The phin is widely used across Vietnam and is key to producing the strong, concentrated brews that define the country’s coffee culture. Most phins hold around 30–50ml of water and are designed for single servings.

Why Add Sweetener First?

Vietnamese coffee is almost always served with some form of sweetener — usually a sweetened condensed milk or a creamer ball (like a coffee whitener). Adding it to the cup before brewing ensures it melts evenly and mixes thoroughly with the hot coffee as it drips down. This step is crucial because it allows the coffee’s bold flavors to harmonize with the sweetness from the very first sip. Many people use a single creamer ball or a small spoonful of sweetened condensed milk or even a bit of refined sugar.

Step-by-Step: Brewing Vietnamese Coffee With a Phin

Here’s the exact method used in the original guide, reorganized for clarity:

• Step 1: Place a creamer ball or a small amount of sweetened condensed milk in the bottom of your cup. This sweetens the coffee as it brews.
• Step 2: Remove the small filter press (or top insert) from the phin. This is the part that sits inside the brew chamber and controls flow rate.
• Step 3: Add 10–12g of coffee grounds to the phin — about two level scoops. The grind should be medium-fine, similar to table salt or slightly finer.
• Step 4: Reinsert and screw down the filter press tightly. This applies pressure to the coffee bed and controls how fast the water drips through.
• Step 5: Pour about 95°C hot water evenly over the coffee grounds. Start with just enough to wet them (a bloom), then fill the phin chamber to the top.
• Step 6: Let the coffee drip slowly — this should take roughly 3 minutes. Do not stir or move the phin during this time.
• Step 7: Once all the water has passed through and the dripping stops, remove the phin and enjoy your brewed coffee as is or with ice, milk, or more sweetener.

The entire process is hands-off once poured, making the phin a great tool for slow, mindful coffee moments.

Grind Size and Water Temperature Notes

The grind size for a phin should be medium-fine. Too coarse, and the water flows too fast, resulting in under-extracted, weak coffee. Too fine, and it may clog the filter, causing over-extraction or overly slow dripping. Aim for a consistency close to table salt. Use water heated to approximately 95°C (just off a full boil). This temperature extracts the flavours effectively without scorching the grounds.

Common Mistakes to Avoid

A few issues often affect phin-brewed coffee:

• Loose filter press: If the top filter isn't screwed down tightly, the coffee will drip too quickly, leading to weak brews.
• Incorrect grind size: A grind that’s too coarse or too fine ruins extraction and drip speed.
• Pouring too much water at once: Add water gradually and evenly. Don’t flood the grounds.
• Not preheating equipment: For best results, preheat both the phin and cup with hot water before brewing.

Getting these factors right ensures a balanced, strong cup every time.

Frequently Asked Questions

What is a Vietnamese coffee phin and where can I get one?

A Vietnamese coffee phin is a small metal dripper that makes single servings of strong filtered coffee. It’s widely available online and in specialty stores. Look for one with a press disc and screw-down lid for best control over flow rate.

Do I have to use sweetened condensed milk?

No, you don’t have to — many drinkers use regular milk, cream, sugar, or even plant-based alternatives. But traditionally, Vietnamese coffee is prepared with condensed milk or a creamer ball, which dissolves as the coffee drips.

What grind size should I use for a phin?

Use a medium-fine grind, similar to table salt. Too coarse and the water runs through too fast; too fine and it might clog. The right grind ensures a 3-minute brew time.

How long should Vietnamese coffee take to brew?

Allow about 3 minutes for the full drip. This slow extraction is key to developing a strong, rich cup. If it drips too fast, tighten the filter press or adjust your grind.

Can I make iced Vietnamese coffee with a phin?

Yes. Brew the coffee hot using the phin as described, then pour it over ice. Or let the brewed coffee cool and add ice later. Many prefer it with sweetened condensed milk over ice.

Is a phin better than a moka pot or French press?

It’s not necessarily better — it’s just different. A phin makes a clean, strong, unpressurized drip coffee. A moka pot produces a stronger, espresso-like brew under pressure, while a French press gives a full-immersion, oil-rich cup.

Recommended FrontStreet Coffee for Vietnamese Style Brewing

For making Vietnamese-style coffee at home, try FrontStreet Coffee’s Classic Blend. This blend combines Brazilian, Indonesian, and Vietnamese beans to deliver a bold, spicy profile with creamy and nutty undertones — ideal for strong brewed coffee. If you prefer something balanced, the Black Cocoa Blend offers smooth dark chocolate, caramel, and nut notes with a mellow acidity, perfect when brewed slow on a phin. Both work well with sweetened condensed milk or creamers. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.