The invention discloses a flavored seafood rice crust and a processing method thereof. The flavored seafood rice crust is composed of the following raw materials by weight part: 200-300 of rice, 40-50 of oat flour, 20-30 of freeze-dried water chestnut powder, 8-12 of phyllanthus emblica powder, 20-25 of sliced squid, 10-20 of scallop meat, 20-30 of laver, 8-12 of seaweed powder, 20-30 of Hypsizygus marmoreus, 5-10 of lemon juice, 1-2 of Lagochilus leiacanthus, 1-2 of Polygonum chinense, 2-3 of chestnut leaves, 1-3 of seeds of greenish lily, 1-2 of Hypericum japonicum, 8-15 of a health-care flavoring agent, 15-20 of rice vinegar, and 10-15 of coix seed oil. The flavored seafood rice crust provided by the invention is added with a variety of seafood raw materials, which are reasonably collocated with laver, seaweed, Hypsizygus marmoreus and other food materials. The obtained finished product is delicious and crispy, has unique flavor and is very popular. At the same time, the formula is added with Chinese medicinal ingredients, which have a synergistic effect, can supplement the human body necessary nutrition, and simultaneously can clear heat and reduce pathogenic fire, help digestion and invigorate spleen, strengthen the body constitution, and are beneficial to human health.