Blanching. Carrots are a relatively common vegetable in daily life, which is rich in vitamins, dietary fiber, carotene, calcium, iron and other nutrients, appropriate consumption can supplement the body's nutritional needs, there are certain benefits to health. Before cooking carrots, you can blanch them first, which not only can maximize the retention of nutrients within the carrots, but also can make carrots cooked as soon as possible, and can also make the seasoning more flavorful. So before cooking carrots, it is best to blanch them.