Cà Phê Sữa Đá.
Vietnamese Iced Coffee with Condensed Milk
Cà phê sữa đá · Ca phe sua da · say it: ka fey SUH-uh dah
Cà phê sữa đá is strong dark-roast coffee brewed one cup at a time in a small metal drip filter called a phin, dripped directly onto a couple of spoonfuls of sweetened condensed milk, stirred together and poured over a full glass of ice. It tastes nothing like iced filter coffee: the phin's slow gravity drip pulls a concentrate that is heavy, low in acid and frankly bitter, and the condensed milk turns it into something closer to a cold caramel with a hard coffee edge. Made properly it takes five minutes of waiting and about thirty seconds of work, and the whole method exists because it needs no electricity and no machine.
- Gate
- VietnamNationwide
- Prep
- 3 min
- Cook
- 7 min
- Total time
- 10 min
- Serves
- 2
- Status
- Easy
- Nutrition / serving · estimated
- Calories 145 kcal
- Protein 3 g
- Carbs 24 g
- Fat 4 g
- Sugar 23 g
- Sodium 55 mg
Why this recipe works.
- Gets the grind right, which is the single thing that decides whether your phin drips in five minutes or twenty.
- Uses the bloom step that most home instructions skip, so the grounds swell and seal evenly instead of channelling water straight through.
- Gives a real substitute for the phin, with an honest account of what you lose and what you gain by hunting one down.
- Ratios that hold up over ice — a concentrate strong enough that the melt dilutes it into balance rather than into brown water.
Ingredients.
4 itemsFor the coffee
To serve
Equipment
- Vietnamese phin filter
- Kettle
- Tall heatproof glass
- Long spoon
Instructions.
Set up the glass
Spoon 2 tablespoons of condensed milk into the bottom of each heatproof glass. Sit the phin chamber on the rim, without its press, and rinse it and the glass with a splash of hot water first if you want to keep the coffee from cooling on contact with cold metal.
Load and level the grounds
Add about 22 g of ground coffee to each phin chamber, tap it once on the counter to settle the bed flat, then fit the press on top and screw it down only until you feel resistance — then back it off a quarter turn.
Tip A visibly uneven bed means the water finds one channel and races through, and the cup comes out weak.
Bloom the coffee
Pour about 30 ml of the hot water into each phin, just enough to wet all the grounds, and wait 40 seconds. The bed will swell and dome slightly and you should smell it clearly — this expansion is what seals the filter and makes the drip even.
Fill and drip
Top each phin up with the remaining hot water, cap it with the lid and leave it alone. It should drip at roughly one drop per second and finish in 4 to 6 minutes, leaving about 90 to 100 ml of near-black coffee sitting on the milk in each glass.
Tip Do not lift the lid to check. Every look drops the temperature and slows the extraction further.
Stir until it turns caramel
Lift off the phin and stir each glass hard with a long spoon until the pale streaks of milk have vanished completely and the coffee has gone an even light caramel brown, about 20 seconds. Taste it hot at this point and add a little more condensed milk if you want it sweeter.
Pour over ice
Pack a second tall glass right to the top with ice cubes and pour the hot sweetened coffee straight over them, or tip the ice into the same glass if it is large enough. Stir once more and drink immediately, while the ice is still holding its shape.
Tips from our kitchen.
- Grind medium-coarse, roughly like coarse sand and clearly coarser than espresso. Too fine and the filter clogs and the coffee turns acrid; too coarse and it gushes through thin and sour.
- Take the water off the boil and let it sit 30 seconds — around 95°C. Water at a full rolling boil scorches a dark roast and adds a burnt-rubber note.
- Put the condensed milk in the glass first and let the coffee drip onto it. It is not just tidy: the hot coffee dissolves it as it lands, so you are not fighting a solid pool at the bottom later.
- Screw the phin press down only until it meets resistance, then back off a quarter turn. Cranking it tight is the most common cause of a filter that never drips.
- Aim for a drip you can count — roughly one drop a second, finishing in four to six minutes. If it is faster, tighten the press; if it has stalled, loosen it.
- Fill the glass with ice to the very top before pouring. A half-filled glass melts fast and you end up drinking diluted coffee within two minutes.
Substitutions.
- Phin filter → A moka pot, or a French press or AeroPress brewed at a 1:6 ratio of coffee to water
- The moka pot is the closest common substitute — it makes a small, thick, low-acid concentrate that stands up to condensed milk. A French press works if you brew it short and strong. What you lose is the phin's slow gravity extraction, which is gentler and less bitter than pressure brewing, and the fact that the drink builds itself in the glass while you watch.
- Vietnamese dark-roast robusta → Any very dark roast, ideally a robusta blend, ground medium-coarse
- Avoid light-roast single-origin arabica here. Its acidity turns sour and thin under condensed milk, and it cannot carry the sweetness. If a dark robusta is not available, an Italian-style espresso blend is the next best thing.
- Sweetened condensed milk → Evaporated milk plus 1 tsp sugar, or oat condensed milk for a dairy-free version
- Neither is the same. Condensed milk is thick enough to sit under the coffee in a distinct layer and sweet enough to season the whole glass, and the substitutes give a thinner, less caramelly drink. Oat condensed milk is genuinely close and is now easy to find.
Variations.
- Cà phê đen đá
- The same brew with no milk at all, just sugar to taste and ice. Much more bitter, and the version to order if you actually want to taste the roast.
- Bạc xỉu
- Condensed milk with a little coffee rather than the other way round — roughly three parts milk to one part coffee, over ice. Sweet, pale and gentle, often what children and non-coffee drinkers get.
- Cà phê trứng
- Hanoi's egg coffee: egg yolk whipped with condensed milk into a thick warm foam and floated on hot black coffee. Served in a bowl of hot water to keep it warm, and eaten as much as drunk.
Storage & reheating.
The finished drink does not keep — the ice melts within twenty minutes and it turns weak and watery. What you can do is brew the concentrate ahead: coffee dripped from the phin and stirred with condensed milk keeps in a sealed jar in the fridge for up to 3 days, and pouring the cold mixture over fresh ice takes ten seconds. It thickens slightly in the cold, so shake or stir before pouring. Do not brew a phin and leave it standing at room temperature for hours, as a dark roast goes stale and papery quickly once it has been extracted. If you want to batch it for a crowd, multiply the concentrate and keep it cold, and never dilute it in advance — the ice is meant to do that in the glass.
Serve with
Traditionally drunk with a small glass of free iced tea alongside, which is how Vietnamese cafés serve it. It also cuts straight through a bánh mì at breakfast.
The story behind Cà Phê Sữa Đá.
Coffee arrived in Vietnam with French colonists in the second half of the nineteenth century and stayed long after they left. Two things about the local situation shaped the drink permanently. The first is the bean: the highlands around Buôn Ma Thuột in Đắk Lắk province turned out to suit robusta far better than the more delicate arabica, and Vietnam went on to become the world's dominant robusta producer and one of the largest coffee exporters of any kind. Robusta carries roughly twice the caffeine of arabica and tastes darker, more bitter and less fruity — which is why light-roast brewing methods make it taste harsh and why Vietnamese roasters take it very dark instead.
The second is the milk. Fresh dairy was scarce and did not survive the heat, but tinned sweetened condensed milk kept indefinitely on a shelf, and it did the job of sugar and milk at once. That practical substitution became the taste people actually wanted, and it stuck long after refrigeration became normal. Vietnamese roasting practice added its own signature: beans are often finished with a little butter or oil during roasting, which rounds the bitterness and gives the brew its characteristic dark, almost chocolatey heaviness.
The phin itself is a small stack of stamped metal — a chamber, a press, a lid, a saucer — descended from French drip filters and now more Vietnamese than French. Nobody in a Vietnamese café is in a hurry while it drips; the wait is built into how coffee is drunk there, sitting on a low plastic stool watching the street. The same base drink branches into the rest of the family: bạc xỉu with far more milk and less coffee, cà phê đen đá with no milk at all, and Hanoi's cà phê trứng, where whipped egg yolk and condensed milk sit on top of the coffee like a warm custard. Cà phê sữa đá is the everyday one, ordered by the million, and outside Vietnam it is the drink that made the country's coffee famous.
Questions, answered.
My phin is dripping far too fast. What went wrong?
Either the grind is too coarse or the press is not screwed down enough. Vietnamese coffee wants a medium-coarse grind, similar to coarse sand — noticeably finer than a French press grind. Level the grounds flat before fitting the press, and tighten it until you feel resistance. A phin that empties in under two minutes gives thin, sour coffee that condensed milk cannot rescue.
My phin has stopped dripping completely. What do I do?
The press is too tight or the grind is too fine, and the bed has sealed itself. Back the press off a quarter to a half turn and the flow usually restarts within a few seconds. If nothing happens, lift the whole phin off, stir the grounds gently with a spoon to break the compacted layer and reseat the press more loosely. Next time, grind one notch coarser.
Do I need a phin filter to make Vietnamese iced coffee?
No, though it changes the drink. A moka pot is the closest substitute since it also makes a small, thick, low-acid concentrate, and an AeroPress or French press brewed at roughly one part coffee to six parts water gets you most of the way. Two shots of espresso over condensed milk and ice is fine too. A phin costs very little, needs no power and no filters, and is worth buying if you like the drink.
How much condensed milk should I use?
Start with two tablespoons per cup, which is what most Vietnamese cafés use for a standard glass, and adjust from there. It should read as clearly sweet against a very bitter coffee, not as a sweetened coffee. If you want it lighter, reduce the milk rather than adding more water — diluting the coffee is what makes homemade versions taste weak.
Why does my version taste sour instead of bitter and rich?
Almost certainly the beans. Light and medium roast arabica, which is what most specialty coffee is, brings out fruit acidity that reads as sour under condensed milk. Vietnamese coffee is built on very dark-roasted robusta, which has low acidity, high caffeine and a heavy, chocolatey bitterness. Switch to a dark roast with robusta in the blend and the problem usually disappears in one cup.
Can I drink it hot?
Yes — the same drink without the ice is cà phê sữa nóng, and it is what people order on a cool morning or in the northern winter. Use slightly less coffee since nothing will dilute it, warm the glass first, and stir the condensed milk in thoroughly before drinking or the last mouthful is pure syrup.
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Recipe by The DishRoute Kitchen · published August 19, 2026 · updated August 19, 2026