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Breville Barista Express Grind Size For Moka Pot


Making the perfect Moka pot coffee can be a tricky process, especially when it comes to finding the right grind size. Did you know that Breville Barista Express offers 18 different grind size settings and recommends a medium-fine grind for your beloved Moka Pot? In this article, we’ll unravel how to adjust the grind size on your Barista Express for an optimum Moka Pot experience.

Continue reading to unlock the secret of brewing a flavorful cup every time!

Quick Takeaways
  • Breville Barista Express offers 18 different grind size settings for Moka Pot coffee.
  • The recommended grind size for a flavorful cup is medium – fine, around setting number 5.
  • Experiment with different grind sizes to find the perfect extraction and flavor profile.
  • Proper maintenance and cleaning of the machine are important for optimal performance.

Adjusting Grind Size for Breville Barista Express Moka Pot

To adjust the grind size for your Breville Barista Express Moka Pot, you’ll need to understand different grind sizes and how to set them on the machine. Experimenting with various sizes will help you achieve the perfect extraction for your coffee.

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Understanding grind sizes

Grind sizes matter a lot in making coffee. Think of it like table salt. The Breville Barista Express has many size settings, from 1 to 18. Number 1 is very small and number 18 is big and rough.

For the Moka Pot, use a medium-fine grind like setting number 5. This size gives you great flavor in your cup! If you make it too small, your coffee can taste bad and bitter. But don’t worry! You can try different sizes on the Breville until you find what you love best.

Setting the grind size on the Barista Express

To get the best espresso from your Breville Barista Express, it’s important to set the grind size correctly. Here are some steps to help you adjust the grind size on your Barista Express:

  1. Start by selecting the “Grind Size” option on the machine’s interface.
  2. Use the grind size knob to adjust the settings. Turn it clockwise for a finer grind and counterclockwise for a coarser grind.
  3. Refer to Breville’s recommended grind size of 5 for a Moka Pot for optimal results.
  4. You can also experiment with different grind sizes within the recommended range to find your preferred flavor profile.
  5. Remember to make small adjustments and test each time until you achieve the desired extraction and flavor.
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Experimenting with different grind sizes

Experimenting with different grind sizes can help you find the perfect one for your Moka Pot coffee. Here are some tips to guide you:

  1. Start with a medium – fine grind size, which is recommended for Moka Pot brewing.
  2. Try a slightly coarser grind if your coffee tastes bitter or over-extracted.
  3. If your coffee tastes weak or under – extracted, try a slightly finer grind.
  4. Keep in mind that different coffees may require different grind sizes, so don’t be afraid to adjust accordingly.
  5. Use the Breville Barista Express’s 18 grind size settings to find the one that works best for you.
  6. Take note of the flavor and strength of each brew as you experiment with different grind sizes.
  7. Remember to adjust other variables like dose and extraction time alongside the grind size to achieve the desired taste.

Tips for Brewing Moka Pot Coffee with the Barista Express

To brew the perfect Moka Pot coffee with the Breville Barista Express, start by preheating the machine and selecting the appropriate grind size. Properly tamp the coffee, extract the espresso, and then steam and froth the milk to create a delicious cup of Moka Pot coffee.

Preheating the machine

Before you start brewing with your Breville Barista Express, it’s important to preheat the machine. This helps to ensure that the temperature of the espresso shot is optimal for extraction.

To preheat the machine, simply turn it on and let it run for about 15-20 minutes before use. This allows all parts of the machine to reach the desired temperature, resulting in a more consistent and flavorful espresso shot.

By preheating your machine, you’ll be able to achieve better results and enjoy a delicious cup of Moka Pot coffee every time.

Selecting the appropriate grind size

To brew the perfect cup of Moka Pot coffee with your Breville Barista Express, selecting the appropriate grind size is crucial. The recommended grind size for a Moka Pot is medium-fine, which allows for optimal extraction and flavor.

With 18 different grind settings on the Barista Express, it’s easy to find the right one for your Moka Pot brewing needs. Adjusting the grind size helps fine-tune the extraction process and ensures a balanced and flavorful espresso.

By using the recommended grind size, you can achieve consistent results without under-extraction or over-extraction. So remember to choose a medium-fine grind to enjoy that rich and aromatic Moka Pot coffee experience!

Tamping the coffee properly

To make the best Moka Pot coffee with the Breville Barista Express, it’s important to tamp the coffee properly. Tamping is the process of evenly compressing the coffee grounds in the portafilter before brewing.

This helps to ensure that water flows through the grounds evenly and extracts all the delicious flavors. To tamp your coffee properly, start by filling your portafilter with coffee grounds up to a level just below its rim.

Then, use a tamper to apply firm and even pressure while twisting it gently. The goal is to create a flat and compact surface for optimal extraction. Remember not to tamp too hard or too loosely, as this can affect the flow rate of water through your coffee bed and impact flavor extraction.

Extracting the espresso

To extract the perfect espresso with your Breville Barista Express, it’s important to adjust the grind size and dose correctly. Start by setting the machine to a medium-fine grind size of 5, as recommended by Breville.

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This will help optimize extraction and produce a balanced and flavorful shot. Make sure to use an appropriate dose of around 8 grams for a double shot basket. When brewing, ensure that your coffee is tamped properly to create even resistance during extraction.

By following these steps, you’ll be able to enjoy a delicious and satisfying espresso every time without any bitterness or under-extraction issues commonly encountered otherwise.

Steaming and frothing milk

To steam and froth milk with the Breville Barista Express for your Moka Pot coffee, follow these simple steps:

  1. Fill a stainless steel milk jug about halfway with cold milk.
  2. Place the steam wand into the milk, ensuring that the tip is just below the surface.
  3. Turn on the steam wand by rotating the steam dial counterclockwise until it clicks into position.
  4. Keep the steam wand at an angle, positioning it so that it creates a whirlpool effect in the milk.
  5. Raise and lower the jug slightly to incorporate more air into the milk and create a creamy texture.
  6. When you have reached your desired temperature (around 150°F), turn off the steam wand by rotating the dial clockwise until it clicks back to its original position.
  7. Gently tap the milk jug on a flat surface to remove any large bubbles, then swirl it around to mix in any remaining small bubbles.
  8. Pour your beautifully steamed and frothed milk onto your brewed Moka Pot coffee, creating latte art if desired.

Common Issues and Troubleshooting

Over-extraction or under-extraction can occur if the grind size is not properly adjusted, resulting in a bitter or weak brew. Uneven extraction may also be a problem, which can be caused by inconsistent grind sizes.

It is important to regularly clean and maintain the Barista Express for optimal performance.

Over-extraction or under-extraction

Using the wrong grind size can lead to over-extraction or under-extraction of your coffee, resulting in a bitter or weak brew. Over-extraction happens when the water spends too much time extracting flavors from the coffee, leading to a bitter taste.

On the other hand, under-extraction occurs when not enough flavor is extracted, resulting in a weak and sour brew. To avoid these issues, it’s important to find the right grind size for your Moka Pot and adjust accordingly.

The Breville Barista Express recommends a medium-fine grind size of 5 for optimal results. By using this recommended setting and ensuring consistent extraction, you can achieve a flavorful cup of coffee every time.

Uneven extraction

Uneven extraction can lead to a less-than-perfect cup of coffee. It happens when the water doesn’t flow evenly through the coffee grounds, resulting in some parts being over-extracted while others are under-extracted.

To avoid this issue with your Breville Barista Express and Moka Pot, it’s important to use a consistent grind size and make sure that the coffee is evenly distributed in the basket.

Adjusting the grind size can help achieve more even extraction, as well as tamping the coffee properly to ensure an even bed of grounds. By addressing uneven extraction, you can enjoy a more balanced and flavorful cup of Moka Pot coffee every time.

Grind consistency

Consistency in grind size is crucial for achieving the best results with your Breville Barista Express and Moka Pot. Uneven or inconsistent grinds can lead to an imbalanced extraction, resulting in coffee that is either over-extracted or under-extracted.

To ensure a consistent grind, it’s important to use a high-quality burr grinder and adjust the settings on your Barista Express accordingly. The machine offers 18 different grind size settings, so you can find the one that works best for your Moka Pot brewing method.

Remember to aim for a medium-fine grind size, which will give you the most flavorful cup of coffee. By keeping your grinding consistent and using the right size, you’ll be able to enjoy a delicious and perfectly extracted Moka Pot coffee every time.

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Cleaning and maintenance tips

To keep your Breville Barista Express in top condition, here are some cleaning and maintenance tips:

  1. Regularly clean the grinder: Remove the hopper and use a brush to clean out any residual coffee grounds. Wipe down the burrs with a clean cloth.
  2. Clean the portafilter and baskets: After each use, rinse the portafilter and baskets with warm water to remove any leftover coffee oils. Occasionally, soak them in a mixture of warm water and espresso machine cleaner for a deeper clean.
  3. Descale the machine: Over time, mineral buildup can affect the performance of your Barista Express. Follow Breville’s instructions for descaling using their recommended descaling solution.
  4. Wipe down the exterior: Use a damp cloth to wipe down the outside of the machine regularly to remove any spills or stains.
  5. Empty and rinse the drip tray regularly: The drip tray collects excess water from brewing. Empty it regularly and give it a good rinse to prevent mold or bacteria growth.
  6. Clean the steam wand: After each use, purge any milk residue from the steam wand by turning on the steam function for a few seconds. Wipe down with a damp cloth when finished.
  7. Store coffee beans properly: To ensure freshness, store your coffee beans in an airtight container away from heat and light.

Is the Pressure Problem on My Breville Barista Express Caused by the Grind Size for the Moka Pot?

The pressure problem on your Breville Barista Express could be caused by the grind size for the Moka Pot. To address this issue, consider adjusting the grind size to achieve the optimal pressure. Experimenting with different sizes and closely monitoring the pressure gauge during brewing can help troubleshoot this concern effectively. Remember to consult the breville barista express troubleshooting guide for further assistance.


In conclusion, finding the right grind size is crucial for brewing the perfect cup of Moka Pot coffee with the Breville Barista Express. Experiment with different settings to find your preferred level of extraction and flavor.

Remember to start with a medium-fine grind size for best results, and adjust as needed. With the right grind size, you’ll be able to enjoy a flavorful and balanced cup of coffee every time.

Happy brewing!

Can the Breville Barista Express Grind Size for Drip Coffee be used for Moka Pot as well?

The breville barista express grind size for drip coffee may not be suitable for a moka pot. The grind size for drip coffee is generally coarser, while moka pots require a finer grind. Using the wrong grind size could affect the taste and quality of the coffee extracted in the moka pot.


1. What is the best grind size for a Moka Pot using Breville Barista Express?

The optimal grind size for a Moka pot using the Breville Barista Express is often medium fine or like granulated table salt.

2. How do I adjust the grind setting on my Breville Barista Express for Moka Pot coffee?

You can use manual grind adjustment on your Breville Barista express by choosing from the dial settings designed to help find your preferred brew strength.

3. Why does adjusting my coffee grinder affect how my espresso tastes in a Moka Pot?

Adjusting your grind size affects how much flavor extracts into your coffee brew. A larger, coarse grind can stop overextraction leading to bitter taste while mediumfine helps yield flavorful moka pot coffee.

4. What’s Breville’s recommended setup for brewing with their Barista Express machine?

Breville recommends starting with proper amount of espresso grounds and finding right blend between its many settings through trial and error to avoid excessively coarse or fine grinds resulting in unpleasant flavors.

5. Can different brewing methods require different settings on the same grinder?

Yes, each brewing method might need unique dial settings as it impacts extraction rate! For example, Grind Size tends towards finer for an Espresso when compared to a Moka Pot.

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About the author


Samuel is a coffee lover and a writer. He's travelled extensively throughout Southeast Asia and has soaked up the sun, the culture, and of course - the coffee. He loves to write about his experiences, and he hopes to travel even more in the future.

coffee explained