The invention discloses a brain strengthening biscuit which is prepared by the following raw materials in parts by weight: 40-60 parts of low 
gluten flour, 20-30 parts of soybean 
powder, 5-15 parts of black bean 
powder, 5-20 parts of 
red bean powder, 10-20 parts of 
olive oil, 5-15 parts of eggs, 5-10 parts of lean pork, 5-10 parts of milk, 1-3 parts of baking soda, 1-3 parts of 
ammonium bicarbonate, 5-10 parts of pineapples, 1-5 parts of lemons, 1-5 parts of bananas, 5-15 parts of walnut kernels, 1-10 parts of 
kidney beans, 5-10 parts of pine nuts, 3-9 parts of peanuts, 5-10 parts of 
spinacia oleracea, 5-15 parts of celery, 5-15 parts of bitter gourds, 10-20 parts of honey, 3-9 parts of 
maltitol, 2-6 parts of edible salt, and an appropriate amount of water. The brain strengthening biscuit preparation process adds a variety of nuts, fruits, dark green vegetables and lean pork which are low in 
sugar and fat, can supplement and strengthen brain and are rich in 
nutrition, and the prepared biscuit has crisp taste and high content of nuts, is especially suitable for children, students, old people and mental workers to eat, and can often be eaten as a healthy 
snack food.