How to Oil, Clean and Care for a Wood Cutting Board
To care for a wood cutting board, wash it by hand with hot soapy water, dry it standing on its edge, and rub in food-grade mineral oil about once a month. Never soak it, never put it in the dishwasher, and never oil it with olive oil or any other cooking oil.
That is the whole routine, and it takes about five minutes a month. The rest of this guide explains why each step matters, which oils work and which ones turn on you, what to do after raw chicken, and how to look after a board with an engraving on it.
Why a wood board needs oil at all
Wood is full of microscopic channels that once carried water up the tree. In your kitchen those channels still take on water every time you wash the board and give it up again as the board dries. Each cycle makes the wood swell and shrink a little.
A board that goes through enough of those cycles unprotected starts to look pale and gray, feels rough, and eventually warps or cracks. Oil fills the channels so water has less room to get in. An oiled board swells less, stains less, and keeps its color.
How to clean a wood cutting board
Do this after every use a wood cutting board:
- Scrape off food with a bench scraper or the back of a knife.
- Wash with hot water, dish soap and a sponge. Wash both faces, even if you only used one. A board that gets wet on one side only dries unevenly, and that is how boards warp.
- Rinse and towel dry right away.
- Stand it on its edge to finish drying. Air needs to reach both faces. A board left flat on a wet counter stays damp underneath.
Two rules have no exceptions:
- Never soak it. A board left in a sink of water absorbs it for as long as it sits there.
- Never put it in the dishwasher. A dishwasher cycle means a long stretch of hot water followed by high-heat drying. That is hard on any wood board and is the fastest route to cracks and warping.
For the record, the USDA’s cutting board guidance says solid wood boards can technically go through a dishwasher and warns that laminated boards may crack and split. Their concern is food safety. Ours is keeping the board flat and in one piece for years, and hand washing does both jobs.
After raw meat, poultry or fish
Soap and hot water come first. If you want to go a step further after the Thanksgiving turkey, the USDA method is 1 tablespoon of unscented liquid chlorine bleach in 1 gallon of water. Flood the surface, let it stand for several minutes, rinse with clear water, and dry.
Bleach dries wood out, so oil the board once it is fully dry. The USDA also suggests keeping one board for raw meat, poultry and seafood and another for produce and bread.
Smells and stains
- Garlic or onion smell: sprinkle coarse salt over the board and scrub with half a lemon, or use a paste of baking soda and water. Rinse and dry.
- Stains: sand lightly with fine sandpaper (220 grit) along the grain, wipe off the dust, and re-oil. Skip this on engraved areas (see below).
Which oils work and which to avoid
| Oil type | Use it? | Why |
| Food-grade mineral oil | Yes, the default | Clear, odorless, tasteless, inexpensive, and it never goes rancid |
| Mineral oil and beeswax blend (board cream) | Yes, as a top coat | The wax stays near the surface and helps water bead |
| Fractionated coconut oil | Yes | Refined so it stays liquid and resists going rancid |
| Regular coconut oil | No | It can spoil like other food fats |
| Olive, vegetable, canola, avocado oil | No | They go rancid on the board |
| Walnut, tung and linseed oil | Leave to woodworkers | They harden as they cure, take days, and nut oils are an allergy concern |
Food-grade mineral oil is the one to buy. Look for the words “food grade”, “white mineral oil” or “USP” on the label. You will find it in the pharmacy aisle or sold as cutting board oil or butcher block oil.
Board cream is mineral oil with beeswax melted in. Oil soaks in and wax sits on top, so the two work well together: oil first, cream second.
Why cooking oils go rancid
It is tempting to reach for the olive oil because it is already on the counter. Here is why that backfires.
Cooking oils are fats, and most are unsaturated fats, which react with oxygen. In a sealed bottle in a dark pantry that reaction is slow. Spread in a thin film across a cutting board, the oil has air on every side and nothing protecting it. Within weeks it oxidizes, turns sticky, and starts to smell like old crayons or stale nuts. That smell gets into the wood and into your food.
Mineral oil has a different structure with nothing in it for oxygen to react with. It can sit in the wood for months and smell like nothing.
If you have already used cooking oil and the board smells off, wash it well, scrub with coarse salt and lemon, let it dry completely, and start over with mineral oil.
How to oil a cutting board
- Start clean and completely dry: Oil traps moisture, so let a washed board dry overnight first.
- Pour on a generous amount: A tablespoon or two for a medium board.
- Rub it in with a soft cloth, along the grain: Cover both faces, all four edges, the handle, and the juice groove.
- Let it soak: A few hours is good and overnight is better. Stand the board on its edge.
- Wipe off what is left and buff with a dry cloth: The board should feel smooth, not greasy.
Our boards are finished with food-safe oil before they ship, so a new board is ready to use. Start your own routine after the first few weeks of washing.
How often to oil
Once a month suits a board that gets regular use. A board you use daily may want oil every two to three weeks, and a serving board that comes out for parties needs it only a few times a year.
The board will tell you. Use the water test: flick a few drops of water on the surface.
- The drops bead up: the board is protected.
- The drops spread and darken the wood: it is time to oil.
Boards dry out faster in winter when the heat is running, and in dry climates year-round. A board that looks pale, chalky or lighter in the middle than at the edges is overdue.
Caring for an engraved cutting board
An engraving is cut into the surface of the wood, which leaves small grooves. Those grooves need slightly different handling from the flat part of the board.
- Clean the grooves with a soft brush. Flour, crumbs and cheese settle into the lettering. A soft dish brush or an old toothbrush lifts them out.
- Skip abrasive pads and sandpaper over the design. Scouring wears down the crisp edges of the engraving over time.
- Oil the engraving too. Oil deepens the contrast and makes the design stand out again. Wipe out any oil that pools in the lettering.
- Go light with board cream on the design. Wax can collect in fine lines and leave a pale haze. If it does, brush it out with a dry soft brush.
- Consider cutting on the back. Many people chop on the plain side and keep the engraved side for serving and display. The engraving stays sharp and free of knife marks.
Notes by wood type
| Wood | What to know |
| Maple | Light color shows stains first. Rinse beets, berries and turmeric off promptly. |
| Cherry | Darkens naturally to a deeper red-brown with light and age. This is normal. |
| Walnut | Dark color hides stains well. Looks dull when dry, so oil brings it back quickly. |
| Olive wood | Very dense and moves more with moisture than other woods. Be strict about no soaking, and oil whenever it looks pale. |
| Bamboo | A grass, harder and less porous than hardwood. Needs oil less often, but still hand wash only. |
You can read where each of these comes from on our wood standards page, or browse our wooden cutting and serving boards.
Fixing common problems
The board feels fuzzy after the first few washes: Water raised the grain. Sand lightly with 220-grit paper along the grain and oil it. It usually only happens once.
The board has a slight warp: One side took on more water than the other. Wash both faces, dry it on its edge, and oil both sides. Mild warps often settle over a few days.
There is a small crack: The board dried out. Oil it generously and often. A hairline crack on the surface is cosmetic. A crack that goes through the board, or deep grooves you cannot get clean, means the board should move to serving duty or be replaced.
Cutting board care at a glance
| When | What to do |
| After every use | Hot soapy water, both sides, towel dry, stand on edge |
| After raw meat | Wash, then optional sanitizing: 1 tbsp unscented bleach per gallon of water |
| When it smells | Coarse salt and half a lemon |
| About once a month | Food-grade mineral oil, soak for a few hours, wipe off |
| Never | Soak, dishwasher, cooking oils |
Frequently Asked Questions?
What is the best oil for a wood cutting board?
Food-grade mineral oil. It is clear, has no smell or taste, costs little, and does not go rancid.
Can I use olive oil on my cutting board?
No. Olive oil and other cooking oils oxidize on the board, turn sticky and smell rancid.
How often should I oil a cutting board?
About once a month with regular use. If water soaks in and no longer beads on the surface, oil it.
Can a wood cutting board go in the dishwasher?
No. The long hot wash and heated drying cause warping and cracks. Wash by hand.
How do I sanitize a wood cutting board?
After washing, flood it with 1 tablespoon of unscented liquid chlorine bleach per gallon of water, wait several minutes, rinse and dry.
Does oiling an engraved board damage the engraving?
No. Oil makes the engraving look darker and sharper. Wipe out any oil that pools in the lettering.