Well-prepared coffee begins not only with fresh beans and proper brewing technique, but also with a clean coffee machine. Even the best machine, if not regularly maintained, loses its performance over time, and the drink's flavor becomes less pronounced. So the key question arises: how can you clean your coffee machine so it lasts for years and delivers a delicious cup every day?

Why is cleaning your coffee machine so important?

During brewing, coffee leaves behind oils, sediments, and coffee grounds, which over time accumulate in pipes, strainers, containers, and the frother. These residues can affect flavor, cause unpleasant odors, and even promote the growth of bacteria and mold. Regular maintenance is therefore not only a matter of taste but also of hygiene.

In the case of intensively used devices - such as Commercial coffee machines in offices or cafes – regular cleaning is an absolute must. It's worth remembering that modern models often include automatic rinsing programs and maintenance reminders, but these don't replace thorough cleaning.

How to clean a piston espresso machine?

Cleaning a portafilter espresso machine requires several steps. After each brew, it's a good idea to rinse the portafilter and strainer to remove any remaining grounds.

The brewing group should be wiped down daily with a damp cloth, and every few days—or more frequently with heavy use—use a special powdered detergent or tablets to clean the coffee path. Descaling for piston-type espresso machines can be performed either through automatic programs or (especially in professional settings) by a service center, which will perform the descaling manually.

For espresso machines with a milk frother, rinse it immediately after use. Simply turn on the steam for a few seconds and once a day, soak the nozzle in a container of water and a dedicated frother cleaner. This will prevent clogged pipes and unpleasant odors.

How to clean an automatic coffee machine?

In automatic models with a removable brewing group (e.g., many De'Longhi, Philips, Saeco, Nivona), it's a good idea to remove the group once a week and rinse it under running water, and rinse the drip tray and coffee grounds container daily. Brands with a non-removable group (e.g., Jura) use tablets and built-in maintenance programs for cleaning. Particular attention should be paid to the milk system – it should be rinsed immediately after frothing and cleaned with a special liquid at least once a day. Descaling, on the other hand, can be performed using a program found in virtually every automatic coffee machine.

How to clean a drip coffee machine?

In the case of devices such as With a Melitta drip coffee machine , the process is simpler but no less important. The jug, filter holder, and filter holder should be washed after each use—preferably with warm water and a mild detergent. It's a good idea to descale the inside of the coffee machine every few weeks using a dedicated solution. Using citric acid in a water solution is not recommended, as it can clog the pipes with large pieces of scale. Furthermore, it can leave a lemony aftertaste that will be noticeable in the coffee .

An often-overlooked component is the water reservoir. When asked "how to clean the water reservoir in a coffee machine," the answer is simple: it should be cleaned regularly to prevent sediment and biofilm buildup. Water shouldn't be left in it for more than 1-2 days.

How to clean a coffee machine from mold?

Mold can appear in a neglected espresso machine, especially on components that come into contact with water and coffee grounds. If this occurs, a thorough cleaning is necessary: ​​disassemble the machine as recommended by the manufacturer, wash all accessible parts in warm water with a mild detergent, and rinse the non-detachable components several times with hot water using only food-safe detergents. In more serious cases, it's worth taking the espresso machine to a service center.

Regular cleaning after each use is the best way to never have to ask the question, “how to clean a coffee machine from mold?”

How to clean the nozzle in an espresso machine?

The steam wand and milk system are areas where milk residue can quickly spoil. It's best to clean them immediately after frothing by running steam or hot water through them. Every few days, it's a good idea to perform a deeper cleaning with a special milk line cleaner. Neglecting this element not only affects taste but can also cause the lines to clog.

Cleaning and the longevity of the coffee machine

Regardless of the type of appliance—whether it's a home espresso machine, a commercial espresso machine in a restaurant, or a drip coffee machine in a corporate kitchen—regular cleaning extends its lifespan and ensures the highest quality brews. In offices, where the equipment is heavily used, it's worth considering. coffee machine rental , where service and cleaning are included in the service.

A clean coffee machine guarantees the best possible taste and safe drinking. Whether you have a simple drip coffee maker, a sophisticated automatic model, or a professional portafilter machine, the rule is simple: maintain it regularly. Daily rinsing of components, periodic descaling, and cleaning of the milk system will ensure your coffee always tastes its best.