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冬季是吃地瓜的季节,除了蒸烤地瓜,地瓜干也是美味。市场上常看到黄灿灿的地瓜干,非常诱人。其实天然的地瓜干颜色是发白发暗的。地瓜经过蒸熟、切片、晒干成为地瓜干。和地瓜相比,地瓜干营养价值更为丰富。除了拥有地瓜中丰富的膳食纤维、维生素C和维生素B1,胡萝卜素的含量更高。这是由于地瓜晒干以后,重量减轻,水分含量降低,每百克的营养物质含量增加。
Winter is to eat sweet potatoes season, in addition to steamed sweet potatoes, sweet potatoes dry is delicious. The market often see Huangcan dry sweet potatoes, very attractive. In fact, the natural dry sweet potato color is dark hair. Sweet potatoes after steamed, sliced, dried to dry sweet potatoes. Compared with sweet potato, sweet potato dry nutrition value is more abundant. In addition to rich sweet potato dietary fiber, vitamin C and vitamin B1, carotene content higher. This is because after the sweet potato is dried, the weight is reduced, the moisture content is reduced, and the content of nutrients per 100 grams is increased.