Blanching spinach can remove astringency. The oxalic acid in spinach will be lost when dissolved in water, so that it will not affect the absorption of calcium and iron. The iron content of spinach is relatively high in vegetables, and it also contains a lot of vitamin C. In general, cooking spinach should avoid long-term cooking, because vitamin C is easily oxidized after being heated.
Keyword asian salad, Chinese cold dish, spinach, vegetarian dish