Traditional Culture Encyclopedia - Traditional customs - Difference between leaching oil and pressing oil

Difference between leaching oil and pressing oil

There is a difference between leaching oil and pressing oil in terms of processing technology, flavor and price.

1, processing technology: pressed oil is a traditional edible oil processing method, which is mainly divided into two ways of cold pressing and hot pressing. Cold pressing refers to the raw materials directly pressed into oil, without heating treatment, to maximize the preservation of raw materials, nutrients and natural flavor; leaching oil is through chemical solvents (such as six solvent oil) will be dissolved out of the raw material in the oil, and then through the desolvation, deacidification, decolorization, deodorization and other procedures for refining, and ultimately get edible oil. The processing of leaching oil is more complicated, but the oil yield is higher, and the oil in the raw material can be fully utilized.

2, flavor characteristics: because the pressed oil retains the natural flavor of the raw material, so it has a strong raw material aroma and taste, and can add a unique flavor to the food; while the leaching oil after a number of refining processes, the flavor is relatively light, there is almost no obvious special aroma and taste.

3, price: due to the more complex processing technology of pressed oil, and lower oil yield, so the production cost is relatively high, resulting in a higher market price; leached oil production process is relatively simple, and the oil yield is high, so the production cost is relatively low, the market price is also relatively low.

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