[ ROAST DAY 28 OCT 2020 ]


The Ideal Way to Clean Your Coffee Grinder

Are you noticing the quality of your shots gradually dropping and wondering if there’s something wrong with your grinder? If you haven’t been cleaning your grinder at regular intervals, this could be the reason. Cleaning a coffee grinder is an obscure task, but an essential task if you want to taste a delicious brew every day. If you are unsure about how to start – we’re here to guide you through the process. Let’s dive in! 

Why Cleaning Your Grinder Matters

When coffee beans move through your grinder, oils and other particles get stuck to the interiors. Over time, this old bean residue might accumulate. The longer it stays there, the oil will go rancid and the accumulation will affect your brew taste. 

Preserves The Purity Of Bean

Coffee beans release oils when they are ground, which stays for a long time. If not cleaned, you will notice a rancid taste or an unusual smell. This residue imparts  stale notes to your ground coffee – negatively influencing the final flavor. But if cleaned, the grinder preserves the purity of flavor, allowing the true character of your beans to shine. 

Maintains Hygiene And Freshness

Compromising your grinder’s hygiene comes with more than a flavor risk. Stale coffee oils and trapped dust can foster bacteria and mold growth. A clean grinder protects both the safety of your brew and the freshness of your beans. If you are investing in high-quality, freshly roasted coffee, it only makes sense to protect that investment with a clean coffee grinder.

How To Clean Your Coffee Grinder 

Cleaning your grinder is a simple  process if you have already gathered the essential tools.

  1. Soft-bristle brush: Needed for sweeping away loose coffee grounds and residue near the blade 
  2. Dry cloth or paper towels: For wiping down the exterior surfaces
  3. Vacuum cleaner (optional): Handy for reaching tight spots
  4. Specialized grinder cleaning pellets (optional): To clean out stubborn residue from burrs or blades

Remember to choose the right cleaning brush for your grinder. The whole cleaning process is a bit tricky, so get a brush with soft bristles that won’t harm the delicate components. 

Preparing Your Grinder For Cleaning

Safety must be your top-most priority when dealing with electrical appliances: 

  • Unplug the grinder

Disconnect the power source before beginning any cleaning or maintenance process

  • Empty the bean hopper

To prevent accidental grinding during cleaning make sure the bean hopper is empty. If your grinder has a removable hopper, take it off for a thorough cleaning. 

  • Cleaning the Exterior

The exterior of your coffee grinder may not impact the flavor, but it surely contributes to the aesthetic experience. 

Wipe Down The Exterior Surfaces

Take a dry cloth or a paper towel to remove any dust or residue from your grinder’s exterior. Clean the areas around buttons and switches, as light coffee chaff and dust often accumulate there.

Wiping The Burrs Or Blades

Now, let’s focus on the main section of your coffee grinder – the burrs or blades:

  1. Detailed cleaning of the burrs or blades

Coffee Grinders usually come in two types – burrs or blades. For burr grinders, you have to follow your grinder’s manual to remove the burrs. For blade grinders, simply disassemble the blades as per your grinder’s design. Stick to the manufacturer’s instructions at this step to prevent damage.

  1. Use brushes and specialized tools

Once you have removed the inner burr or blade with the screwdriver, next comes the cleansing part. The primary tool you need here is a soft-bristle brush. Sweep away the coffee grounds sticking to your burrs or blades. For hard-to-reach residues, you can use a cotton swab. 

Darker dirt patches require specialized grinder cleaning pellets. They’re designed to break down oils and grounds that brushing alone would not do. Clean the chute from where you drop the beans with a slightly damp towel. 

Make sure to wipe down the grinder with a wet cloth every time to ease the weekly deep cleaning process. Pay meticulous attention to exteriors as well. Now that you have completed the cleaning process, savour your next cup of freshly brewed coffee, and relish the untarnished, and unadulterated flavors – exquisite brews, one cup at a time!


1. What is the best way to clean a coffee grinder?

Cleaning your coffee grinder thoroughly involves disassembling it, removing old coffee residue, and brushing off any remaining particles. This process maintains freshness and prevents flavor contamination.

2. Why should we Clean the Grinder?

Regular cleaning is essential because old coffee grounds can become rancid, negatively affecting your freshly ground beans’ taste. It also prevents clogs and extends your grinder’s lifespan.

3. Do I need to clean my manual hand grinder?

Even manual hand grinders need cleaning. Follow the same steps to keep them in good working order and ensure high-quality coffee.

4. What parts of a coffee grinder require cleaning?

Pay attention to cleaning the burrs, hopper, and chute of your coffee grinder to maintain consistent grind quality and avoid unwanted flavors in your coffee.

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