Bighead carp or grass carp, as well as silver carp, are commonly used in the method of walnut fish head tofu soup (nutrition recipe for college entrance examination-delicious and brain-strengthening). Ingredients: silver carp head accessories: walnut tofu onion ginger practice; 1 Cut the fish head in half and cut the stew into large pieces. First, fry the fried fish head in oil. 3 Put the fried fish head into the casserole, add water to the fish head, boil the onion and ginger, skim off the floating foam, and pour the tofu and walnuts into the casserole. 4 after boiling, change to low heat and simmer for about an hour. Finally, season with salt and pepper. The fish head is smooth and tender, the tofu is fragrant, and walnuts are added to the soup, which is more nutritious. Walnut also contains zinc, manganese, chromium and other indispensable trace elements, which are closely related to keeping the heart strong, maintaining normal endocrine function and resisting aging. In addition, walnut phospholipids can also enhance cell vitality, promote hematopoiesis, make skin smooth and delicate, promote wound healing, hair growth, improve brain nerve function, enhance digestion, and enhance the body's disease resistance.