The invention relates to cumin-baked dried bean curd and a preparation method thereof. The cumin-baked dried bean curd is characterized by being prepared from the following raw materials in parts by weight: 100-110 parts of soybean, 1-2 parts of Chinese angelica, 0.8-1 parts of lophatherum gracile, 1-1.2 parts of siraitia grosvenorii, 1.2-1.4 parts of lotus seed core, 0.8-1 part of corn silk, 1-1.2 parts of achnatherum splendens flower, 0.5-0.7 parts of commelina hengalensis, 4-5 parts of sunflower seed, 3-4 parts of apricot kernel, 3-4 parts of broad bean, 2.5-3 parts of orange juice, 3-4 parts of wheat germ, 6-7 parts of sausage, 18-20 parts of cumin powder, 1-2 parts of rice vinegar, 80-90 parts of cola, 2-2.5 parts of gypsum and 20-22 parts of a nutritional health-care liquid. The dried bean curd is added with apricot kernel and other nuts which contain abundant unsaturated aliphatic acid, vitamin E and multiple trace elements, so that the dried bean curd is beneficial for heart health and is capable of preventing ageing; also cola is used for boiling the dried bean curd, so that the dried bean curd disclosed by the invention is unique in taste; and additionally, the dried bean curd disclosed by the invention contains multiple Chinese herbal medicines and have the efficacy of tonifying blood and activating blood, soothing liver and improving vision, and clear lung heat and moistening intestines.