The invention discloses instant lipid-lowering glutinous rice flour and a processing method thereof. The instant lipid-lowering glutinous rice flour is prepared from following raw materials including, by weight, 300-350 parts of glutinous rice, 20-40 parts of gleditsia sinensis seeds, 30-50 parts of barley seedling powder, 15-20 parts of horse radish tree leaves, 60-80 parts of tartary buckwheat, 4-6 parts of camellia nitidissima, 2-3 parts of pueraria lobata stems, 2-3 parts of male flower of eucommia ulmoides, 2-3 parts of lotus leaves, 2-4 parts of siraitia grosvenorii flowers, 2-3 parts of rose fruits, 10-15 parts of mulberry leaf micro-powder, a proper amount of pomegranate wine, 8-15 parts of peony seed oil and 8-10 parts of food additives. The instant lipid-lowering glutinous rice flour is rich and balanced in nutrition, is mellow and sweet in mouthfeel and is rich in dietary fiber components. By means of a synergetic effect with various traditional Chinese medicine beneficial components, the instant lipid-lowering glutinous rice flour can accelerate metabolism, can reduce blood glucose and blood fat, is especially suitable for patients suffered from hyperlipidemia or diabetes, and has a body reinforcing and health caring effect when being eaten often.