Because the refining removes the impurities that can cause the oil to break down and spoil, pomace oil has a longer shelf life and is more resistant to heat-induced degradation compared to unrefined oils. Furthermore, the refining process enhances the oxidative stability of the oil.
What Is Pomace Olive Oil Definition and Its Refining Process
This category of oil is not a low-grade imitation but a specific, regulated product born from the remnants of the pressing process. Chefs often utilize pomace oil as the primary frying medium in commercial kitchens because it allows the taste of the food to shine without competing.
This refining process neutralizes free fatty acids, removes impurities, and lightens the color and odor, yielding what is classified as olive pomace oil. Its primary value lies in efficiency; it allows consumers and businesses to access the benefits of olive oil—specifically the monounsaturated fats and vitamin E—at a fraction of the cost of virgin oils.
What Is Pomace Olive Oil Definition and Its Refining Process
It lacks the fruity, peppery, and grassy notes that define high-quality extra virgin olive oil, making it unsuitable for dressings or finishing touches where flavor is paramount. The mixture is then heated, the hexane is evaporated, and the resulting liquid is refined.
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