The invention discloses bamboo fungus raisin nougat and a preparation method thereof. The bamboo fungus raisin nougat comprises the following raw material components in parts by weight: 70-80 parts of white granulated sugar, 50-55 parts of maltose, 10-15 parts of raisin, 4-6 parts of spinach seed powder, 15-20 parts of milk powder, 5-8 parts of cream, 5-8 parts of dry protein, 0.5-0.8 part of vanillin, 1.5-2 parts of salt, 4-8 parts of dry bamboo fungus, 1-3 parts of prunus humilis leaves, 2-3 parts of broad been skin, 2-3 parts of ginseng leaves, 1-2 parts of reed rhizome and 2-3 parts of trichosanthes peel. By adding the bamboo fungus powder, the nougat with different flavors is produced, the nougat variety is increased, and the nutrition and health care value of the nougat is improved; according to the invention, the produced nougat has the characteristics of sweet taste, agreeable sweetness, fragrant crispness and tastiness, low sugar, chewing resistance, no tooth sticking and the like, and is the special snack integrating the functions of being green, natural, nutrient and healthy, and suitable for being eaten by all people.