Peony seed oil,kudzu powder,and whole wheat flour are all rich in nutrients.Taking sensory eval-uation,texture analysis and chromatic aberration analysis as the evaluation method,firstly,the single factor test was used to determine the optimal amount of peony seed oil,kudzu powder,whole wheat flour and white sugar,and then through the orthogonal test,the best formula of peony seed oil Kudzu whole wheat biscuits was peony seed oil 10%,kudzu powder 5%,whole wheat flour 10%,gluten flour 85%,white sugar 25%,whole milk powder 2.5%,butter 30%,water 10%,baking soda 0.5%,egg liquid 25%,salt 0.5%(all added amounts were based on the total amount of kudzu powder,whole wheat flour and low-gluten flour,that was,kudzu powder+whole wheat flour+Gluten flour=100%),the upper and lower heat temperature was 170 ℃,and the baking time was 13 min.Biscuits made under these conditions were highly nutritious,unique in flavor,digestible and have a faint aroma of peony seed oil.