How to Make Traditional Vietnamese Drip Coffee (Ca Phe Phin)

In Vietnam, ordering a cup of ‘drip gold’—the local nickname for traditional Vietnamese coffee—means waiting up to 10 minutes. That’s how long it takes to brew one cup using a slow-dripping metal phin filter. If you’ve ever sipped slowly as coffee dripped drop-by-drop into a glass, you’ve experienced the heart of Vietnam’s coffee ritual. But how is it really made? Here’s the full process, step by step.

To brew a classic Vietnamese drip coffee with sweetened condensed milk, you’ll need about 3–10 minutes per cup, depending on your phin’s drip rate. The key variables include coffee grind size, brew pressure, and water temperature—ideally around 90°C. Using a metal phin, fine coffee grounds, and a three-step process including a bloom, you can replicate this iconic slow-brewed cup at home.

What Is Vietnamese Drip Coffee?

Vietnamese coffee, often called ‘drip gold’ or ca phe phin, isn’t brewed in a standard coffee maker or French press. Instead, it’s made through a slow, controlled drip using a small metal filter called a phin. The coffee drips directly into a clear glass—often a vintage-style one—which sits on the table or in a bowl of hot water to keep it warm. This method highlights patience and precision, and is central to Vietnam’s distinct café culture.

Why It Takes So Long

The entire brew process—from pouring hot water to the last drop—can take anywhere from three to ten minutes. This slow drip is intentional. Unlike espresso or pour-over methods that push water through coffee quickly under pressure, the phin filter relies on gravity and the compacted coffee bed to regulate flow. The slow extraction allows complex flavours to develop, especially when paired with sweetened condensed milk.

Tools and Ingredients You Need

• Fine phin filter (metal Vietnamese coffee dripper)
• Clear glass coffee cup (preferably heat-resistant and transparent)
• Sweetened condensed milk (commonly known as white milk or)
• Finely ground coffee (ideally a dark roast, traditionally robusta)
• Pour-over kettle with a narrow spout , for precise water pouring
• Hot water at approximately 90°C

Step-by-Step: Making Vietnamese Drip Coffee

1. Add Condensed Milk

If you’re making the classic sweet version, start by adding a layer of sweetened condensed milk to the bottom of your glass. The amount is personal preference, but it’s a defining feature of Vietnamese coffee. For black coffee, skip this step.

2. Load the Phin with Coffee Grounds

Place finely ground coffee into the phin’s chamber. Level the coffee bed gently by shaking or tapping the phin. Avoid pressing it down yet.

3. Set and Adjust the Filter Pressure

Screw down the press plate (filter top) over the coffee grounds. Tighten it just enough to create resistance, aiming for a total brew time of around three minutes. A finer grind or tighter press slows the drip; adjust based on your desired strength and speed.

4. Bloom the Coffee

Place the phin directly on top of the glass. Pour a small amount of hot water—not enough to drip through, just to wet all the grounds. Let it sit for about 20 seconds. This bloom step hydrates the coffee and starts extraction evenly.

5. Add Hot Water and Brew

After blooming, pour hot water (around 90°C) into the phin until it’s nearly full. Place the lid on the phin to retain heat. Then wait. The coffee will drip slowly through the pressurised bed, typically taking 3–10 minutes depending on grind tightness and water temperature.

6. Stir and Serve

Once all the coffee has dripped through, stir the concentrated brew with the sweetened condensed milk until fully mixed. Taste first as a dark coffee if you prefer, then mix. In Vietnam, black coffee is usually served without a straw, while milk coffee comes with one. Drink it hot or pour over ice in summer.

Frequently Asked Questions

What is the ideal grind size for a Vietnamese phin filter?

Use a very fine grind, similar to table salt or slightly finer. This helps create enough resistance for the coffee to drip slowly—typically taking 3–10 minutes per brew. The exact grind may vary based on your phin and desired strength.

How much condensed milk should I use?

The amount is up to personal taste, but traditional Vietnamese style often uses a generous layer at the bottom of the cup—enough to balance the strong brewed coffee. Adjust to your sweetness preference.

Why does the coffee take so long to drip through the phin?

The slow drip is caused by the fine grind, compacted coffee bed, and slight pressure from the screw-down filter. This slow extraction enhances flavour and mimics traditional preparation methods. The total brew time usually ranges from 3 to 10 minutes.

Do I need to preheat the glass cup?

For best results, especially in cooler settings, place the glass cup in a bowl of hot water to keep the coffee warm as it drips. Some setups even use a larger heated vessel underneath the cup.

Can I make Vietnamese drip coffee with an espresso machine or other brewers?

No. Vietnamese drip coffee requires the specific phin filter to achieve the right pressure and slow extraction. The ritual and flavour profile are unique to the metal drip method using a fine grind and condensed milk.

What water temperature is best for Vietnamese coffee?

Use water around 90°C. This temperature allows proper extraction without over-extracting the coffee or burning the grounds, especially when dripping slowly.

Recommended FrontStreet Coffee Beans for Vietnamese Drip

For an authentic Vietnamese drip coffee experience, try FrontStreet Coffee’s Classic Blend, known for its bold and balanced profile with notes of dark chocolate and mild nuttiness—ideal for pairing with condensed milk. Alternatively, their Commercial Blend offers a straightforward, strong roast with earthy undertones suited for traditional preparation. Both blends use dark-roasted beans that mimic the classic Vietnamese profile. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.