The invention provides wheat bran and fruit biscuits and a processing method thereof. The processing method comprises the following steps: pulverizing wheat bran, enabling the pulverized wheat bran to be sieved by a sieve with the meshes of 30, enabling the sieved wheat bran to be mixed with hawthorn powder and medicated leaven powder uniformly to obtain a mixture, puffing and drying the mixture, and pulverizing the mixture to obtain puffed fine powder with meshes of 160-200 for subsequent use; adding water in liquorice, boiling the water and then decocting the liquorice on soft fire, filtering decoction, and retaining soup for subsequent use; mixing the puffed fine powder, the soup, starch, sugar, konjak powder, banana powder, mulberry powder, jujube powder, fructus lycii powder, fructus cannabis powder, grape powder, pyrus bretschneideri powder, the liquorice, salt, baking soda and stevioside, stirring uniformly, processing into a dough, fermenting the dough, then processing into biscuit flans, and baking the biscuit flans in an oven to obtain the wheat bran and fruit biscuits. The wheat bran and fruit biscuits have the advantages that the content of dietary fibers is quite high, the nutrition is abundant, the wheat bran and fruit biscuits taste sweet, homology of medicine and food is implemented, the health-care function is fulfilled, and particularly, the wheat bran and fruit biscuits have quite good treatment effect on intractable constipation.