How to Clean a Blender: Jar, Blade Base, and Gasket Done Right

Last updated: 2026-08-02

The fastest way to clean a blender: fill the empty jar with warm water and a little dish soap, run it for two or three seconds, rinse, done. But that’s not the whole job: the blade base and the rubber gasket underneath it collect food residue and odor if you never take them apart and clean them by hand every so often, and that’s the part most people skip when they settle for a quick rinse.

The quick answer

The fast daily clean: warm water and soap in the empty jar, run it for a couple of seconds, and that clears most residue. But once a week or two, take apart the blade base and the gasket underneath it and soak and wash them with a soft sponge, because that’s where the real residue and smell hide. Stay away from steel wool and abrasives, and while many parts are labeled dishwasher-safe, the gasket is safer washed by hand.

Key points

• A blender cuts and blends ingredients with a fast-spinning blade (blender definition from Britannica), so tiny bits of food get trapped in the blade base and the gasket underneath it.
• A quick rinse only clears the surface, not the residue trapped under the blade base or inside the gasket.
• The rubber gasket is where the real cause of odor usually hides, since it touches the blades on every side (gasket definition from Britannica).
• Taking apart the blade base weekly prevents the buildup that the daily rinse never reaches.
• Steel wool and abrasives scratch the jar and make residue build up faster, whether it’s plastic or glass.

Why a quick rinse alone isn’t enough

The method most of us use is rinsing the jar with water and putting it away, and that clears juice and smoothie residue off the jar wall. The problem is that the blade base itself and the rubber gasket that seals it against leaks have tiny gaps where small bits of fruit and vegetables collect, especially if you blend strong-smelling things like garlic, onion, or spices. You won’t see that residue while rinsing quickly, but it’s what produces the bad smell after a few uses.

Daily cleaning steps (the fast rinse)

Right after every use:

1. Pour out any leftover mixture and unplug the unit.
2. Fill the jar halfway with warm water and a drop of dish soap.
3. Run the blender at normal speed for two or three seconds, the fast motion cleans the blades and inner wall on its own.
4. Rinse the jar well with clean water until you’re sure no soap remains.
5. Turn the jar upside down to air dry rather than towel-drying, which can leave lint.

Taking apart the blade base and gasket: the deep clean

Once a week or two, or whenever you notice a smell or visible residue:

1. Unplug the unit before taking anything apart.
2. Separate the jar from the motor base and remove the blade base from under the jar according to your model (usually by twisting it counterclockwise).
3. Carefully lift out the rubber gasket, the piece that seals between the blades and the jar.
4. Soak both in warm soapy water for 15 minutes, which loosens trapped residue.
5. Use a small brush or an old toothbrush to reach the tight gaps around the blade teeth, instead of putting your hand directly on them.
6. Rinse and dry everything well before reassembling.

Dishwasher-safe parts versus hand-wash-only parts

Getting rid of stubborn smells

If the smell persists even after a normal wash, try these steps in order:

• Make sure you’ve actually taken apart the gasket and cleaned it separately, not just rinsed it while still assembled.
• Run the blender for a couple of seconds with warm water and half a lemon or two tablespoons of diluted white vinegar in the jar, the steam and acidity loosen light odors.
• Let all the disassembled parts air out before reassembling, trapped moisture helps the smell come back.
• Avoid storing the jar closed and wet after washing, that lets any tiny leftover residue turn and produce a stronger smell.

A blender that’s simple to clean by design

If you’re still shopping for a blender, how easily it comes apart makes a real difference to the cleaning experience. A practical example from our shortlist: the Kenwood BLP15.360 at 2L and 500W has a blade base that comes apart easily, so you can reach every corner at deep-clean time, backed by Kenwood’s reach and warranty in Egypt. We didn’t pick it for being the easiest to clean on the market, we picked it because the balance of performance and easy upkeep makes sense, which is why it tops our guide to the best blender in Egypt. You’ll find its current price and the Noon link in the card below.

Bottom line

Cleaning a blender is more than a quick rinse. The daily wash with water and soap covers most days, but the blade base and gasket need a weekly or biweekly teardown and deep clean, and that’s where the real residue and smell hide. Stay away from steel wool and abrasives, and the gasket is safer hand-washed even if the rest of the parts are dishwasher-safe. And if your blender is starting to overheat or gives off a burnt smell rather than an ordinary residue smell, read blender overheating and smells burnt. If you’re still choosing a blender from scratch, see our guide to the best blender in Egypt or how to choose a blender.

Sources

• Britannica, “Blender”, definition of the blender and its basic parts: https://www.britannica.com/dictionary/blender
• Britannica, “Rubber”, definition of the gasket and its role sealing between parts: https://www.britannica.com/science/rubber-chemical-compound

📊 This analysis is based on buyer reviews from Britannica (Blender), Britannica (Rubber).

Written by Mohab Mohamed Hussein

This guide contains affiliate links: we may earn a commission when you buy through them, at no extra cost to you. Our picks are based on research, not payment. How we choose · Full disclosure.