How to Clean a Coffee Machine

Cleaning a coffee machine for many of us will be the act of discarding the old coffee grounds used the day before and replacing them with fresh ones. Some of you may even reuse the old grounds left in the machine. However, to keep out coffee machine functioning correctly and your coffee tasting delicious, you will need to put in a little more effort. Learn how to clean a coffee machine to keep it in good condition and your coffee delicious.

Here are the top tips on how and why you need to clean your coffee machine. 

Signs Your Coffee Machine Needs to Be Cleaned

signs your coffee machine needs cleaning

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How do you know if the coffee maker needs to be cleaned?

There are several telltale signs that you can look out for that will let you know that your coffee machine is dirt. Here are just a few:

  • Regular coffee tastes odd.
  • It takes longer to brew a pot.
  • The machine makes noises but doesn’t brew.
  • The coffee machine is louder than usual.
  • Coffee spews out everywhere.

If the coffee machine is experiencing any of these signs, it is time to put in some elbow grease and clean that machine.

Want to know how to clean an espresso machine? Read our tips and advice on how to clean an espresso machine the fast and easy way.

Why You Need to Clean Your Coffee Machine

why you need to clean your coffee machine

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Coffee machines have become an essential kitchen appliance. They get used daily. These machines work hard morning, noon, and night to bring us our favorite cup of hot perfection. As a result of all of this hard work, the machine will get dirty and clogged.

Coffee machines are also dark, warm, and damp environments, which are the perfect breeding ground for all things nasty. In some devices, you may find some mold.

The majority of coffee machines will have mineral deposits in them. These deposits are caused by water, and they can build up in the appliance and plug the pump. The plugged pump will stop the machine from brewing, and it will take longer for the machine to brew a pot. If the mineral deposits build up and clog the spout, it will result in hot coffee getting everywhere and make a mess.

Regular cleaning will help reduce and remove mold and mineral deposit build-up. This cleaning will help your machine function correctly and keep working for longer.

Not cleaning your coffee machine will make your cup of coffee taste “off.”

If you don’t clean out your coffee machine each night and reuse the old grounds the next day, your morning coffee won’t taste right. The natural oils, gas, and flavors will be lost, resulting in an off-tasting coffee.

To avoid leaving your coffee grounds overnight, you can grind your coffee right before you brew it.

See the Best Coffee Grinders

If you take the time to clean your coffee machine, your morning coffee will smell and taste so much better.

How to Clean a Coffee Machine With Dishwashing Liquid

how often to clean a coffee machine

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You can clean coffee machines at home by only using dishwashing liquid and fresh water.

What You Need

  • Dishwashing liquid
  • Non-metallic sponge
  • Microfiber cloth
  • Paper towel
  • Water


  1. Empty the pot. Empty all the contents of the chamber pot into the trash, making sure that all old coffee grounds are removed and rinse with fresh water.
  2. Make a solution. Fill the water chamber pot with fresh water and 2-3 drops of dishwashing liquid.
  3. Start a brew cycle. Once the cycle has reached the halfway point, turn off the machine. Let it sit for 30 minutes to an hour.
  4. Turn on the coffee machine. After the coffee maker has rested for 30 minutes to an hour, turn it on and let it finish the brew cycle.
  5. Pour out contents. Pour the water into the sink and refill the water chamber with water.
  6. Scrub inside. Use a non-metallic sponge and scrub the inside to remove any leftover mess.
  7. Repeat the brewing process. Brew the pot until bubbles from the dishwasher liquid are no longer present in the water brew.
  8. Wipe clean. Wipe down the coffee machine with a damp cloth and dry off with a paper towel so not sports are present.

Top Tip: Never move the coffee pot chamber directly from heat to cold. The glass could shatter and cause injury.

How to Clean a Coffee Machine With Vinegar

how to clean a coffee machine with vinegar

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Vinegar is a product that can be found in most households and makes a fantastic natural cleaning agent.  Mix the vinegar solution as directed below and follow these instructions to achieve a shiny, clean coffee machine.

What You Need

  • White vinegar
  • Fresh water
  • Hot soapy water
  • Non-metallic sponge
  • Microfiber cloth


  1. Empty the machine. Empty the old coffee and any grounds left in the basket into the bin. Put the basket and chamber back into place.
  2. Mix the solution. Make a vinegar cleaning solution by filling the water chamber with 1/2 vinegar and 1/2 water. The mixture will remove any lime scale and other dirt inside the coffee machine.
  3. Turn on the coffee machine. Run a brew cycle as if you were making coffee. Halfway through the cycle, turn off the coffee machine and let it sit for an hour.
  4. Stop the cycle. After an hour, turn the coffee maker back on and allow it to finish the brew cycle.
  5. Pour out the vinegar solution. Once the cycle has finished, pour out the vinegar-solution. Fill the water chamber with fresh water with no added vinegar.
  6. Start a brew cycle. Run a new full brew cycle with the water. Repeat two times, allowing the coffee machine to cool in-between cycles.
  7. Scrub the inside. When the second cycle finishes, empty the water chamber and wash the chamber and filter chamber in hot, soapy water with a non-metallic sponge. This step will remove any brown stains.
  8. Run a brew cycle. Fill the water chamber with only fresh water and repeat the brew cycles one more time to make sure all the vinegar is gone.
  9. Wipe down. Wipe down the exterior of the coffee machine with a microfiber cloth.

How to Clean a Coffee Machine With Rice

how to clean a coffee machine with rice

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That’s right. You can use uncooked rice to clean your coffee machine. Follow these instructions for the best results when cleaning your coffee machine with rice.

What You Need

  • 1/4 cup uncooked rice, any kind
  • Non-metallic sponge
  • Microfiber cloth
  • Paper towel
  • Water


  1. Empty the appliance. Dump any old grounds left inside the brew basket into the trash.
  2. Rinse out. Rinse the water chamber and basket in the sink, washing away any residue left over coffee ground and yesterday’s brew.
  3. Fill with water. Fill the water chamber to its full capacity with fresh water.
  4. Start a brew cycle. Set the coffee machine for a full cycle and press start. Stop the machine halfway through the cycle and switch it off. Leave it to sit for an hour.
  5. Turn on the coffee machine. Once the hour is up, turn the coffee maker back on and let it finish the rest of the brew cycle.
  6. Pour out the water. Pour out the water and refill with fresh water and let run on a full cycle.
  7. Wipe with cloth. Use a damp cloth to wipe down the outside of the coffee machine to remove any stains or dust. Dry with a paper towel to stop any pots forming on the exterior of the coffee machine.
  8. Fill the water chamber. Pour in some soapy water into the water chamber along with 1/4 cup of uncooked rice.
  9. Swish with rice. Swirl and swish the rice for a couple of minutes, letting the rice’s abrasiveness scum off any leftover residue sticking to the inside of the chamber.
  10. Pour into the sink. Pour out the rice and water solution into the sink.
  11. Wipe down. Use a non-metallic sponge wot wipe down the inside of the chamber and leave to dry.

Top Tip: Uncooked rice can also be used to clean out coffee grinders and get rid of any residue coffee grounds.

How to Clean a Coffee Machine With a Chemical Solution

how to clean a coffee machine with dish soap

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If you want to use a specialized chemical cleaning solution to clean your coffee machine, you can purchase them from the store.

What You Need

  • 1/4 cup uncooked rice, any kind
  • Non-metallic sponge
  • Microfiber cloth
  • Paper towel
  • Water


  1. Make the solution. Mix the cleaning solution with water as directed on the package.
  2. Rinse. Rinse the basket, and chamber with fresh water.
  3. Turn on the coffee machine. Let the device run through its full cycle.
  4. Pour out the solution. Pour out the chemical solution and rinse out the basket and chamber pot.
  5. Scrub the inside. As above use a non-metallic sponge to clean the inside of the pot.
  6. Repeat the brew cycle. Fill the chamber one more time with fresh water and run a full brewing cycle to remove any remaining chemical solution from the coffee machine.
  7. Wipe clean. Use a damp cloth to wipe to make sure that the coffee machine is all clean.
  8. Dry off the coffee machine. Use a paper tool to dry the coffee machine.

Top Tip: Always check the instruction on the chemical coalition packaging before use.

How Often to Clean a Coffee Machine

It can be hard to know how often to clean household appliances such as an electric kettle and of course, a coffee machine. Clean these machines regularly to make sure they operate.

These are our tips on how often to clean a coffee machine.

Clean Daily With Warm Soap and Water

If you give your coffee machine a quick cleaning daily, it will become so much easier to keep on top of it.

Clean the filter, lid chamber, and basket after each use to ensure that the machine stays in good working order.

Dry the coffee machine with a paper towel, and keep the appliance open to let it continue to air dry. Air drying will prevent moisture and bacteria buildup. Wipe down the outside of the machine after use to keep it looking sparkly, fresh, and free of germs.

Clean the Coffee Machine Monthly

Once a month, use one of the above methods to deep clean the coffee machine. If you are cleaning your coffee machine daily, this monthly cleaning should be a breeze.

A deep clean will ensure that all mold, bacteria, and mineral build up will be removed, which will keep your machine functioning correctly and coffee tasting good.

Maintaining and cleaning a coffee machine regularly is essential to help keep it in good working order and your coffee tasting fresh and full of flavor. Follow our tips to improve your coffee.

how to clean a coffee machine

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