Traditional oil pressing technology of Camellia oleifera in Hunan Province

The traditional oil pressing technology of Hunan camellia oil is to press camellia oil.

Ancient pressed camellia oil refers to camellia oil made by traditional pressing method. In this method, firstly, the seeds of Camellia oleifera are dried to a proper water content, then peeled and shelled, then ground into ointment with a stone mill, and finally squeezed by physical force.

Compared with modern industrialized production of camellia oil, ancient pressed camellia oil has unique characteristics and advantages. First of all, this method retains the nutrients and natural fragrance of tea seeds, because it will not cause the loss of nutrients without high temperature treatment.

Secondly, the ancient pressed camellia oil is rich in fragrance and fresh in taste, which can better show the unique flavor of camellia oil. At the same time, this method does not need to add any chemicals, which meets the needs of modern people for food.

Matters needing attention in ancient pressed camellia oil

1. Choose mature camellia fruit: Camellia fruit should be completely mature, usually picked in autumn or winter. In order to get the best quality oil, you should choose healthy and pest-free fruits.

2. Cleanliness: Before pressing, ensure that all working surfaces, equipment and containers are thoroughly clean and free of impurities. This helps to keep the purity and freshness of camellia oil.

3. Selection of pressing tools: It is the best choice to use a professional camellia oil press. These machines have the function of regulating temperature and pressure, which can ensure the quality and output of oil.

4. Control temperature: The pressing temperature of camellia oil is very important. Generally speaking, it is best to control it within the range of 50-60 degrees Celsius. High temperature will lead to the decline of oil quality, while low temperature will affect the output.

5. Squeezing time: Squeezing time should be controlled within an appropriate range to avoid poor oil quality caused by too long or too short. Generally speaking, the time of pressing camellia oil is about 30-60 minutes.

6. Oil storage: Pour the freshly squeezed camellia oil into a clean and harmless container and seal it as soon as possible. Store in a cool, dry and well-ventilated place, and avoid direct sunlight.