7 Reasons Your Cutting Board is Rough (Plus Fix)

why is my cutting board rough

A smooth cutting board is not just a delight to chop on, but it also plays a vital role in the hygiene and efficiency of your food preparation.

Over time, however, cutting boards can develop a rough texture due to various factors affecting functionality and cleanliness. 

This article seeks to provide an in-depth understanding of why cutting boards become rough, tips for preventing this issue, and effective ways to fix a rough cutting board. 

We’ll explore the impact of material quality, the effects of wear and tear, moisture exposure, the use of dull knives, cleaning practices, temperature changes, and lack of maintenance on the surface texture of your cutting board. 

By following the guidelines and recommendations provided, you can enhance your culinary experience while extending the lifespan of your cutting board.

Reasons Cutting Boards Become Rough

1. Material Quality

Cutting board quality varies significantly with the material it’s made from. For instance, boards made from hardwoods like maple or walnut are renowned for their durability and resistance to knife scars, thus maintaining a smoother surface over time. 

On the contrary, while budget-friendly, softer woods like pine or bamboo are prone to nicks and gouges, leading to a rougher texture. 

Plastic boards, while easy to clean, can also develop knife marks, becoming rough and potentially harboring bacteria.

2. Wear and Tear

Repeated knife use is a primary factor causing wear and tear on a cutting board’s surface. Every time you chop, slice, or dice, your knife impacts the board, breaking down the surface fibers. Over time, these actions accumulate, leading to a rough and worn-out surface texture.

3. Moisture Exposure

Excessive moisture can wreak havoc on a cutting board, especially wooden ones. Water absorption causes the board’s fibers to swell while drying leads to contraction. 

This uneven expansion and contraction cycle can result in warping and a rough surface.

4. Dull Knives

Contrary to popular belief, dull knives can be more damaging to your cutting board than sharp ones. 

A dull knife requires more pressure and friction to cut through food, leading to more significant depressions in the board’s surface and contributing to roughness.

5. Improper Cleaning

Using abrasive cleaning methods or harsh chemicals can severely damage a cutting board’s surface. 

Scrubbing with abrasive materials can scratch the surface, while strong detergents can strip the board of its natural oils, leading to dryness and cracking. 

It is important to use gentle cleaning practices to preserve the smoothness of your cutting board.

6. Temperature Changes

Extreme temperature changes and humidity fluctuations can affect a cutting board’s surface texture, especially on wooden boards. 

Expansion occurs under warm, humid conditions, while contraction happens in drier, cold environments. This cycle can cause the board’s surface to become uneven and rough.

7. Lack of Maintenance

Regular maintenance is crucial in preventing cutting board roughness. Applying treatments such as food-grade mineral oil can help replenish the board’s surface and fill in knife marks, preserving its smooth texture. 

Lack of maintenance can leave the board dry and susceptible to damage, resulting in a rough surface over time.

Preventing Cutting Board Roughness

  • Choose Quality Materials

When it comes to selecting a cutting board, the material plays a significant role in its durability and maintenance. 

Hardwood boards, such as maple, walnut, or cherry, are often recommended for their longevity and natural resistance to gouges. 

Plastic boards, on the other hand, are dishwasher-safe and less porous but may harbor knife scars over time. 

Bamboo is another eco-friendly choice, known for its hardness and microbial resistance, but it may dry out more quickly. 

  • Proper Knife Maintenance

Maintaining sharp knives contributes greatly to preserving your cutting board. Sharp knives allow for smoother, less forceful cuts, reducing the amount of damage to the board’s surface. 

Regular honing with a sharpening steel can help keep the edges straight and efficient. A whetstone or professional sharpening service can be used for more extensive sharpening. 

Also, cleaning knives immediately after use is important to prevent the buildup of food residues that can dull the blade over time.

  • Moisture Management

Managing moisture is crucial in maintaining the smoothness of your cutting board. Avoid submerging your board in water or running it through a dishwasher, as excessive water exposure can lead to warping or cracking. 

After washing the board with soap and warm water, it’s essential to dry it immediately and thoroughly. Standing it upright can help water drain and speed up the drying process.

  • Gentle Cleaning Practices

Gentle cleaning practices can significantly extend the lifespan of your cutting board. After each use, wash the board with mild soap and warm water. 

Avoid using abrasive materials like steel wool that can scratch the surface. Instead, use a soft cloth or sponge. 

For deeper cleaning, use a mixture of one part vinegar and five parts water, which can help remove stains and kill bacteria without damaging the board. After washing, dry the board immediately to prevent moisture damage.

Fixing a Rough Cutting Board 

A rough cutting board and a potential breeding ground for bacteria are more difficult to use. Thankfully, there are ways to restore its smoothness. 

1. Sanding 

Sanding is a great way to smooth a rough cutting board. You’ll need a piece of medium-grit sandpaper (around 100-150 grit). 

Begin by sanding the board in a circular motion, applying even pressure. After that, switch to fine-grit sandpaper (around 220 grit) and repeat the process. 

The finer grit will help to smooth out any scratches left by the medium-grit paper. Always sand in the direction of the grain to avoid causing more damage. After sanding, wipe away the dust with a damp cloth.

2. Applying Mineral Oil 

After sanding, applying food-grade mineral oil can help to rejuvenate your cutting board. Start by warming the mineral oil slightly, which helps it to penetrate the wood more effectively. 

Pour some on the board and spread it evenly across the surface using a soft cloth. Allow it to soak in overnight, then wipe off any excess oil. This process can be repeated monthly or as needed to keep the board in good condition.

3. When to Replace Your Cutting Board 

It’s important to know when your cutting board is beyond repair. Deep cracks, excessive roughness that can’t be smoothed, or a warped or split board are signs that it’s time to consider a replacement. 

A severely damaged board can harbor bacteria and compromise food safety. If regular maintenance and repairing methods like sanding and oiling no longer maintain its smoothness and condition, it’s time to invest in a new cutting board.

Why Do New Wood Cutting Boards Feel Rough?

Many new wood-cutting boards will feel rough when you first use them. This is because the board has not yet been sanded or conditioned, meaning the surface of the wood is still quite porous and unfinished. 

To make a new cutting board smooth and safe to work on, it needs to be sanded down with medium-grit paper (100-150 grit). 

This will help to create an even, smooth surface. You can then apply food-grade mineral oil to the board, which helps to fill in any remaining rough surface and make it more durable over time. Following this process for a new cutting board will ensure it’s safe and comfortable. 

If you’re up for a DIY project, choose the right type of wood and sand it correctly. It’s also important to season the board with mineral oil regularly and avoid submerging it in water for extended periods of time. Taking good care of your cutting board can last years without needing to be replaced. 

How Should Cutting Boards Feel?

Your cutting board should be smooth and feel pleasant to work on. It shouldn’t have any deep cracks or splinters and should be level with no warping. 

It’s important to regularly clean your cutting board after using it. This will ensure that all pieces of food and debris are removed from the surface, which can help prevent bacteria from building up. 

You can use a damp cloth or paper towel, warm water with detergent, and a dry cloth to wipe it down. 

In addition to cleaning your cutting board regularly, you should season it at least once a month with mineral oil. This helps keep the board hydrated and prevents it from warping or cracking over time.

It’s also important to store your cutting board properly. This means keeping it away from direct sunlight, moisture, and heat. 

You can use a cutting board stand or hang it up out of the way if you don’t have the counter space for it. 

By following these simple steps, you can ensure that your cutting board is in good condition for years to come. 

Remember, a well-maintained board is safer and more comfortable than one that hasn’t been properly cared for. 


In conclusion, maintaining your cutting board’s smoothness and overall health is crucial to kitchen maintenance. 

We’ve highlighted several strategies to help you achieve this, including sanding with the right sandpaper granularity and applying food-grade mineral oil to rejuvenate your board. 

Remember that a well-kept cutting board is a tool and can enhance your culinary experiences by ensuring your food’s safety and quality. 

However, it might be time to replace your cutting board when the signs of wear and tear become too prominent to rectify. 

By adhering to these tips, you can prolong the lifespan of your cutting board, making it a lasting companion in your cooking journey.


Hi! I’m Kobby, one of the co-owners of favoredstoneguides.com and the newest house owner in town. I’m a huge fan of most things natural. Over here on this site, I'm happy to share all the exciting hacks, tricks, and tips I have learned and continue to learn each day about taking care of natural stones.

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