Lard is one of the edible oils extracted from pork. Its initial state is yellowish translucent liquid edible oil, and it is white or yellowish solid at room temperature. Lard contains a lot of saturated fatty acids. The fat content of lard is as high as 99.6 g per100g, while the saturated fatty acids of rapeseed oil are 13.2%, and the average content of oleic acid in unsaturated fatty acids is about 6 1%, so lard is healthier than rapeseed oil.
It is suggested that lard and rapeseed oil should be eaten together in life to control the intake of the two oils. Lard is not suitable for cold salad and fried food. Food flavored with it should be eaten while it is hot. There will be an oily smell after cooling, which will affect people's appetite. The shelf life of prepackaged rapeseed oil in the market is mostly 18 months. Once opened, it will be shortened due to many factors. Therefore, it is suggested that rapeseed oil with appropriate packaging specifications should be purchased reasonably according to the number of families and eaten within three months after opening.
Matters needing attention in purchasing rapeseed oil
1, purchased through regular channels. Choose large shopping malls, supermarkets or regular e-commerce platforms to buy prepackaged rapeseed oil. Avoid choosing bulk Zi Rong oil sold by mobile stalls or informal channels, because it may have food safety risks.
2. Read the product label and logo carefully. When purchasing prepackaged rapeseed oil, it is necessary to check whether the packaging is complete and whether the label information is complete, so as to ensure that the product is stored under the storage conditions marked on the label and within the shelf life. In addition, you can also check the quality grade and preparation process on the label.
3. Observe the color of rapeseed oil. First-class rapeseed oil has a high degree of refining and clear color, and it is not easy to solidify even at low temperature. In contrast, the second-and third-grade rapeseed oil only undergoes simple degumming, deacidification and other processes, and its color is dark.
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