Cold pressed coconut oil is made by extracting oil from fresh coconut meat without using high heat, preserving its natural flavor and aroma. There are two practical approaches you can do at home: pressing oil directly from dried coconut meat, or extracting it from coconut milk using cold separation. Both methods work, but they require different equipment and patience levels.
What “Cold Pressed” Actually Means
The term “cold pressed” means no external heat is applied during extraction. In the olive oil industry, the formal standard requires temperatures to stay below 27°C (about 81°F) throughout pressing. Coconut oil doesn’t have the same regulatory definition, but the principle is identical: you’re relying on mechanical pressure or natural separation rather than cooking the oil out of the coconut. This is what distinguishes cold pressed oil from expeller pressed or refined versions, which use heat or chemical solvents.
Some friction heat is unavoidable when pressing, but the goal is to keep temperatures as low as possible. The result is oil that retains its coconut scent, mild flavor, and natural compounds that heat would otherwise degrade.
Choose Your Method: Dry Press or Wet Mill
The dry press method starts with dried coconut meat. You reduce its moisture content, then physically press the oil out. This requires a manual or mechanical oil press but produces a cleaner oil with less work on the back end.
The wet mill method starts with fresh coconut meat. You extract coconut milk first, then separate the oil from the water in that milk using cold techniques like refrigeration or fermentation. No press is needed, just a blender, cheesecloth, and time. This is the more accessible home method since it doesn’t require specialized equipment.
Wet Mill Method: Step by Step
Extract the Coconut Milk
Start with mature brown coconuts, not the young green ones. Mature coconuts have thicker, fattier meat, which is what produces oil. Crack open two or three coconuts, pry the white meat away from the shell, and peel off the thin brown skin with a vegetable peeler. Cut the meat into small chunks.
Blend the chunks with warm (not hot) water. Use roughly a 1:1.5 ratio of coconut meat to water. Blend until the mixture is smooth and pulpy, then strain it through cheesecloth or a nut milk bag into a large jar or bowl. Squeeze firmly to extract as much liquid as possible. What you have now is thick coconut milk, an emulsion of water, protein, and fat. The fat is your oil.
Separate the Oil
This is the critical step, and you have two options that don’t involve heat.
Refrigeration method: Pour the coconut milk into a wide-mouth glass jar, seal it, and refrigerate for 24 hours. The fat will solidify into a thick white layer on top while the water settles to the bottom. Scoop off the solid fat layer with a spoon. This solid cream still contains some water and protein. Let it sit at room temperature until it softens, then strain it again through cheesecloth. Place the strained fat back in the refrigerator for another 12 to 24 hours and repeat. After two or three rounds, you’ll have relatively pure coconut oil with minimal water content.
Fermentation method: Pour the coconut milk into a glass jar, cover it loosely, and leave it at room temperature for 24 to 48 hours. During fermentation, naturally present bacteria break down the proteins that hold the emulsion together. The mixture will separate into three visible layers: a top curd, a middle layer of clear oil, and water on the bottom. Carefully spoon off and discard the top curd, then use a turkey baster or small ladle to collect the oil from the middle layer. This method often produces a slightly tangier-smelling oil than refrigeration.
With either approach, you’ll want to do a final cleanup. Let your collected oil settle in a clean jar for a few hours, then carefully pour off the clear oil, leaving behind any water or sediment at the bottom.
Dry Press Method: Step by Step
This method requires an oil press, either a hand-crank model or a small electric screw press designed for home use. These run anywhere from $50 to several hundred dollars depending on capacity.
Start the same way: crack mature coconuts and remove the meat. Shred or grate the meat finely, then spread it on baking sheets and dry it. The goal is to get the moisture content well below 10%, and ideally under 6%, which prevents mold growth and rancidity. You can air-dry it in a warm, low-humidity room over two to three days, or use a food dehydrator set to its lowest temperature (typically around 35 to 40°C, or 95 to 105°F). Avoid using your oven, even on its lowest setting, since most ovens run far too hot for cold pressed standards.
Once the coconut is thoroughly dried and brittle, feed it through your press in small batches. The press crushes the dried meat and forces oil out through a filter screen while compacting the remaining fiber into a dry cake. Collect the oil in a clean container, let it settle for several hours, and strain it through cheesecloth to remove any fine particles.
How Much Oil to Expect
Coconut meat is roughly 30% oil by weight. In practice, home extraction doesn’t capture all of it. With the wet mill method, expect to recover about 10 to 15% of the meat’s weight as finished oil, since some fat stays trapped in the pulp and some is lost during separation. The dry press method is more efficient, typically yielding 20 to 25% of the dried meat’s weight as oil.
To put that in real numbers: three medium mature coconuts give you roughly 400 to 500 grams of meat. Using the wet mill method, that produces around 50 to 75 milliliters of oil, or about 3 to 5 tablespoons. If you want a meaningful quantity, plan on processing six to ten coconuts at once.
Storage and Shelf Life
Homemade cold pressed coconut oil is more perishable than store-bought versions because it hasn’t been filtered to commercial standards. Small amounts of residual moisture or protein can cause it to go rancid faster. Store it in a clean, airtight glass jar away from direct sunlight. At room temperature, it will be liquid above roughly 24°C (76°F) and solidify below that. Both states are normal.
Properly made and stored, homemade cold pressed coconut oil keeps for two to three months at room temperature and longer in the refrigerator. Smell it before each use. Fresh coconut oil has a mild, pleasant coconut scent. If it smells sour, sharp, or painty, it has oxidized and should be discarded.
Tips for Better Results
- Use the freshest coconuts you can find. Shake them before buying. You should hear water sloshing inside, and the shell should feel heavy for its size. Lightweight coconuts with no sloshing have dried out.
- Don’t skip the second separation. Running the refrigeration cycle twice removes significantly more water, which directly improves shelf life.
- Save the coconut pulp. The leftover fiber from either method still contains flavor and some fat. Dry it out and use it as coconut flour in baking, or add it to smoothies.
- Keep everything clean. Contamination from dirty jars or utensils introduces bacteria that accelerate spoilage. Use freshly washed glass containers and stainless steel tools throughout the process.