The invention provides sweet-scented osmanthus flavor steamed pork and a preparation method thereof. The sweet-scented osmanthus flavor steamed pork is prepared from the following raw materials in parts by weight: 200-210 parts of streaky pork, 30-34 parts of cherries, 20-22 parts of Chinese cabbages, 8-10 parts of skim milk powder, 20-22 parts of sweet-scented osmanthus, 8-9 parts of white sugar, 4-5 parts of table salt, 10-11 parts of black bone chicken soup, 6-7 parts of donkey-hide gelatin, 8-9 parts of sweetend roll, 10-12 parts of soybeans, 4-5 parts of jam, 4-5 parts of crab cream, 5-6 parts of cumin powder, 2-3 parts of roselle, 1-2 parts of peach blossoms, 1.2-1.3 parts of safflower carthamus, 1.2-1.4 parts of angelica sinensis, 3-4 parts of pyracantha fortuneana fruits, 1-2 parts of Balanophoora involucrate Hook.f, an appropriate amount of steamed rice dumpling leaves, an appropriate amount of coconut shell, 0.5-0.6 part of lactic acid bacteria, and 8-10 parts of nutrition and health care liquid. According to the invention, the raw material streaky pork and steamed rice dumpling leaves are commonly fried, so that partial grease of the streaky pork is separated, so that the steamed pork is fat but not greasy, and the streaky pork is mixed with the sweet-scented osmanthus pickled in the coconut shell, so that the steamed pork has rich sweet-scented osmanthus fragrance, and has distinctive flavor; in addition, peach blossom, donkey-hide gelatin and the like are added, so that the sweet-scented osmanthus flavor steamed pork has effects of maintaining beauty and keeping young.