Types of milk and how to make a perfect Flat White at home

A great Flat White features a silky microfoam and strong espresso flavor. The ideal Flat White combines a rich ristretto shot with creamy, fine-textured milk, free of dry foam, delivering a full-bodied taste experience. Typically served in a small 5–6 oz cup, it balances milk and coffee seamlessly.

The key difference between a Flat White and other espresso-based drinks, like lattes or cappuccinos, lies in the milk texture. While lattes have more steamed milk and a thin layer of foam, and cappuccinos are topped with thick, frothy foam, Flat Whites use minimal, silky milk foam to enhance the espresso’s robust flavor.

The ideal Flat White combines a rich ristretto shot with creamy, fine-textured milk, free of dry foam, delivering a full-bodied taste experience

Milk quality plays a critical role in achieving the signature velvety microfoam of a Flat White. Choose your milk based on your preferences and purpose for the best results:

Whole Milk for a Creamy Microfoam

Whole milk is ideal for creating a smooth foam, as its higher fat content provides a rich texture and creamy consistency. It also complements the espresso’s bold flavors, enhancing the essence of a Flat White.

Oat Milk for a Light, Subtle Taste

If you prefer a non-dairy alternative, oat milk is a fantastic option. It steams well and creates microfoam while adding a mild, natural sweetness to your espresso. Opt for Barista Blend oat milk, which contains added stabilizers for easier foam production.

2% Milk for Fewer Calories

Though less creamy than whole milk, 2% milk (low-fat) still produces a relatively smooth foam and is a good choice for those mindful of calorie intake. With 2% fat and the rest consisting of water and nutrients, it offers a lighter, slightly sweet Flat White while maintaining health benefits.

Whole milk is ideal for creating a smooth foam, as its higher fat content provides a rich texture and creamy consistency

Once you’ve chosen your milk, follow these steps to prepare a café-quality Flat White at home:

• Step 1: Gather Ingredients and Tools

Ingredients: 19g coffee, 4–5 oz fresh milk

Tools: Espresso machine (or alternatives like Aeropress, Moka pot), milk frother or steam wand

• Step 2: Brew Espresso

Flat Whites are typically made with a rich ristretto shot. Use 19g coffee to brew a double ristretto in 30 seconds for an intense flavor. Without an espresso machine, try alternatives like Aeropress, Moka pot, or French press to create a concentrated brew.

• Step 3: Steam the Milk

Pour 4–5 oz of milk into a steaming pitcher. Submerge the steam wand just under the milk’s surface, introducing air for a few seconds to create foam. Then, submerge the wand deeper and heat until the milk reaches 140–150°F (60–65°C).

If you don’t have a steam wand, use a handheld frother or whisk to create microfoam.

• Step 4: Pour and Perfect

Slowly pour the steamed milk into the espresso, tilting the cup at a 45° angle to ensure the milk and coffee blend smoothly. Keep your hand steady to maintain the signature silky surface of a Flat White.

Flat Whites are typically made with a rich ristretto shot. Use 19g coffee to brew a double ristretto in 30 seconds for an intense flavor

Conclusion

Whether you are a home barista or simply a coffee lover, creating a delicious cup of Flat White is an opportunity for you to discover the sophistication in every drop of coffee and every layer of milk foam. Try it out and feel the difference when you make an authentic glass of Flat White with your own personal touch!

Images collected by XLIII Coffee

1. How is Flat White different from lattes and cappuccinos?

Flat Whites have smoother textures than lattes or cappuccinos due to their fine milk foam. They use less milk than lattes, highlighting the espresso’s flavor, while cappuccinos have a thicker foam layer and a creamier profile.2. 

2. Is whole milk the only option for Flat White?

Not at all! Oat milk, 2% milk, and other plant-based options like almond or soy milk work well, as long as they can produce fine microfoam and suit your taste.

3. Do I need a professional espresso machine to make Flat White at home?

Not necessarily. You can use tools like an Aeropress, Moka pot, or French press to brew concentrated coffee, while milk frothing can be done with a handheld frother or by shaking milk in a sealed jar.

4. Is oat milk hard to foam?

Regular oat milk can be tricky, but Barista Blend versions are designed with added stabilizers, making it easier to achieve smooth, stable foam.

4. How do I ensure my milk foam is smooth and not bubbly?

Steam or heat your milk gradually to around 140–150°F (60–65°C), avoiding overheating. Use the steam wand or frother at the correct angle to create a vortex, ensuring a consistent, silky texture.