What is the Best Angle to Sharpen Kitchen Knives?

By Avi Green June 08, 2024

What is the Best Angle to Sharpen Kitchen Knives?

Have you ever struggled with dull kitchen knives that just don't cut it? A sharp knife is essential for every home cook, but knowing the best angle to sharpen your kitchen knives can make all the difference. In this article, we will explore the science behind knife sharpening and provide you with expert guidance on how to achieve the perfect edge. So, grab your knives and let's get sharpening!

The Importance of Sharpening Kitchen Knives

Before we delve into the specifics of knife sharpening angles, let's first understand why it is crucial to have sharp kitchen knives. A sharp blade not only makes your cutting tasks easier and more efficient but also enhances safety. Dull knives require more force to cut through ingredients, increasing the risk of slips and accidents. Additionally, a dull blade can damage delicate foods, leaving them with unsightly bruises and tears.

Now that we appreciate the importance of sharp kitchen knives, let's discuss the different angles used for knife sharpening.

Understanding Knife Sharpening Angles

When sharpening a knife, the angle refers to the measurement between the blade edge and the sharpening surface. The angle at which you sharpen your knife will determine its cutting performance and durability. Generally, kitchen knives are sharpened at one of three primary angles: 15 degrees, 20 degrees, or 25 degrees.

1. 15-Degree Angle

A 15-degree angle is considered the most acute angle for kitchen knife sharpening. It creates an incredibly sharp edge that excels at slicing and precision tasks. Knives sharpened at this angle are ideal for delicate food items like fish and fruits. However, this sharpness comes at a cost - the edge may not withstand heavy-duty tasks or retain its sharpness for extended periods.

2. 20-Degree Angle

The 20-degree angle is commonly used for most kitchen knives, striking a balance between sharpness and durability. Knives sharpened at this angle are versatile and handle a wide range of cutting tasks effectively. They remain sharp for a reasonable duration and provide good control and stability. If you're unsure about the best angle for your kitchen knives, the 20-degree angle is an excellent starting point.

3. 25-Degree Angle

The 25-degree angle is often used for robust kitchen knives and heavy-duty cutting tasks. It offers greater durability and edge strength, making it ideal for cutting through tougher ingredients or handling demanding cutting techniques. However, knives sharpened at this angle may sacrifice some cutting performance and finesse.

Factors to Consider

While the three angles mentioned above are commonly used, there are additional factors to consider when determining the best angle to sharpen your kitchen knives:

Knife Purpose: Consider the types of foods and cutting tasks you frequently undertake in your kitchen. Different angles suit different purposes, so it's vital to match the sharpening angle to your specific needs.
Blade Hardness: Blade materials vary in hardness, and this impacts the ideal sharpening angle. Softer steel requires a higher angle for durability, while harder steel can sustain a more acute angle for increased sharpness.
User Skill: Your level of knife sharpening skill and comfort should also influence your choice of angle. If you're a beginner, it may be wise to start with a slightly higher angle until you become more proficient.

How to Sharpen Kitchen Knives

Now that we've covered the different angles, let's explore the general process of sharpening your kitchen knives:

Secure the knife: Use a knife sharpening guide or a towel to steady the knife and maintain a consistent angle throughout the sharpening process.
Select your sharpening method: There are various methods for sharpening kitchen knives, such as using a sharpening stone, a honing rod, or an electric sharpener. Choose the method that best suits your skill level and the tools you have available.
Start with the coarse grit: If using a sharpening stone, begin with the rougher side to establish a new edge. Hold the knife at your chosen angle and gently glide it against the stone in a controlled motion. Repeat this process on both sides of the blade for an even edge.
Refine with finer grit: Switch to a finer grit or the smoother side of your sharpening stone. Repeat the same motion to further refine and polish the blade until you achieve the desired sharpness.
Hone the blade: Finish the sharpening process by honing the blade with a honing rod or stropping to remove any burrs and align the edge, enhancing its cutting ability.
Test the sharpness: Carefully run your finger along the blade's edge to check for sharpness. If it glides smoothly without snagging or tearing the skin, your knife is sharp and ready to use.

Maintaining Sharp Kitchen Knives

Now that you know how to sharpen your kitchen knives, it's essential to maintain their sharpness. Regular honing and proper storage are key to prolonging the sharpness of your blades. Consider investing in a knife block or a magnetic strip to protect the edge and prevent contact with other utensils.

Remember, a sharp kitchen knife is not only a pleasure to use but also a valuable tool that promotes efficient and safe cooking. So, take the time to discover the best angle for your kitchen knives and enjoy the benefits of precision cutting.

About the author

Avi Green is a passionate home cook and kitchen enthusiast. She loves experimenting with new recipes and believes that sharp knives are the secret ingredient to creating culinary masterpieces. In her free time, Avi enjoys sharing her knowledge and experiences through writing, helping others elevate their cooking skills.