The invention discloses bean dreg thin pancakes. The bean dreg thin pancakes comprise the following components in parts by weight: 18-22 parts of bean dreg flour, 35-40 parts of wheat flour, 5-10 parts of lobster meat, 2-6 parts of red jujubes, 5-8 parts of mung beans, 1-7 parts of grapefruits, 1-5 parts of roselle flowers, 1-4 parts of cherry tomatoes, 1-3 parts of sweet-scented osmanthus, 25-35 parts of fresh eggs, 2-3 parts of white granulated sugar, 1-2 parts of table salt, 5-8 parts of edible oil and 8-10 parts of water. A preparation technology of the bean dreg thin pancakes is simple and environmentally friendly, the shrimp meat and bean dregs are masterly combined, besides, the bean dreg thin pancakes are unique in taste, rich in fragrance, unique in flavor, rich in nutrition, good in mouth feel, unique and exquisite in appearance and quite convenient to eat, requirements of people on nutrients are met, and the added value of products is also increased. The bean dregs which are low in utilization rate and rich in nutrition are used for making the thin pancakes, so that the waste bean dregs are effectively utilized.