How to Clean Kitchen Knives


Kitchen knives need proper cleaning and maintenance from time to time. It helps to increase the lifespan of the knife.

You need to thoroughly clean the blade after every use to prevent rusting and other damage types. 

Most people simply use a sponge or dish soap to clean the knife. However, it would help if you took extra precautions while cleaning it.

You need to clean the knife as per the type of blade. If you don’t use the right technique, it can spoil the blade’s edge and sharpness.

A clean knife helps you to maintain hygiene while cooking. It also helps you to cut and slice the food efficiently.

how to clean kitchen knives

Things You Need To Know Before You Clean A Knife:

Before you learn how to clean kitchen knives, you need to learn about the dos and don’ts. Here are some things you need to know before cleaning a knife.

  • Rinse and Dry Thoroughly:

This is the most important thing you need to do in order to keep your knife clean. When you use the same type of knife while cutting different ingredients, you need to rinse it after every use. For example, you need to rinse it before cutting garlic and do it again before slicing onions. 

You need to rinse the knife if rutting tap water and dry it with a washcloth between every use. It will prevent ingredients from sticking to the blade and will not mix up different flavors. 

  • Avoid Using Dishwasher:

No matter what type of kitchen knife you are using, you need to avoid cleaning it in a dishwasher at all costs. Even if the knife is dishwasher friendly, don’t use it. When the knife bangs against other metal utensils, the blade might get damaged. 

It will lose the edge and sharpness. The detergents used in the dishwasher can damage the handle. If the handle is made of plastic or wood, heat and water cab spoil it. Apart from that, the knife blade might jostle and damage other plastic appliances or parts of the washer. 

  • Don’t Put the Knife in Sink:

Like a dishwasher, you might avoid putting the knife in the sink as well. When you keep a dirt knife in the sink with other utensils, its friction might damage the blade. It will become dull, and the edge will be damaged. Apart from that, the food particles on the blade might dry up, thereby making the cleaning process more difficult.

  • Avoid Air Drying:

Most people simply wash the knife and leave it to air dry. However, you need to avoid air-drying the knife. Instead, it would help if you used a washcloth to wipe the knives dry. When you leave a wit knife, it might lead to oxidation and spoil the shiny blade. 

  • Proper Storage:

After you clean and dry the knives, you need to store them properly. Don’t just dump it in any drawer with other metal utensils. You need to keep it in a dust-free drawer with space between each knife. You can also use a knife block to store the knives with care. 

How to Clean Kitchen Knives?

When you clean a kitchen knife, you need to take care of two things, i.e., the knife blade and your hands. Different types of knives have different cleaning procedures. You cannot clean a stainless steel knife like other types of knives. If you want to know how to clean each type of knife, follow these steps.

  • Ceramic Blade Knife:

A ceramic knife is made of ceramic instead of any other metal. This type of knife has become very popular because of its appearance. Even though this knife lasts for a long time, you need to make some efforts to clean and maintain it. 

The best thing about this knife is that it doesn’t rust. This knife is made of zirconium dioxide. It is a rust-free mineral. You don’t need to take much effort to clean it. All you need to do is rinse it with warm water and use scrub and dish soap to clean the blade and handle. Use a plastic scrub to avoid damaging the knife. 

Keep the sharp side away while cleaning. After that, rinse the soap and dry it with a cloth. You can also air dry it. However, it is safe to dry and store it in the drawer.

  • Stainless Steel Knife:

This is the most common type of kitchen knife. Nowadays, most knives are made from stainless steel blades and plastic handles. As this knife is stain-free, you don’t have to worry about corrosion. The blade doesn’t oxidize, which helps to prevent rust. 

In order to clean this knife, you need to rinse it with hot water. It will remove all the food particles which are stuck on it. If the particles still remain, you can use mild dish soap and a sponge to clean it. Keep the knife on the counter and wash one side first and then the other. 

Face the blade away while you clean it. Once it is done, wash it with warm water use a cotton rag to dry it. After drying, store it properly in the drawer.

  • Carbon-Based Steel Blade Knife:

Nowadays, people rarely use this type of knife. It would help if you took extra precautions while cleaning this knife as it is prone to rust. The blade of this knife is made of carbon-based steel. It does nothing to prevent corrosion. 

To clean this type of knife, you need to rinse it after every use and wipe it dry. In order to prevent rust, you need to avoid too much exposure to water and air. You need to avoid using soap to clean it. The best way to clean it is by using a wet sponge and cleaning both sides of the blade. 

After that, immediately use a dry cloth and thoroughly wipe it. Don’t let a single drop of water remain on the blade. After you clean it, store it in a dry drawer.

This is how you need to clean different types of kitchen knives with care. You can also use a vinegar solution to remove rust and maintain the shine of the blade.


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