Light salt water. By checking the recipe information of fried crispy tofu, it is found that the water soaked before frying crispy tofu is light salt water, which will make the tofu more tasty and remove the fishy smell after soaking. The nutritional value of crispy tofu lies in its high nutrition, high inorganic salt, low fat and low calorie, and its rich protein is conducive to enhancing physical fitness and increasing satiety.