The invention discloses an instant honey dark tea powder and a processing method thereof. The powder is composed of the following raw materials in parts by weight: 10 to 20 parts of dark tea, 20 to 40 parts of black date, 10 to 20 parts of moringa oleifera leaf, 60 to 80 parts of honey, 10 to 25 parts of chickpea sprout, 15 to 30 parts of black soya bean, 20 to 40 parts of peanut kernel, 2 to 4 parts of bidens pilosa, 1 to 2 parts of glossy privet fruit, 2 to 4 parts of dwarf lilyturf tuber, 3 to 5 parts of broad bean peel, 2 to 3 parts of rhizoma nelumbinis charcoal, 2 to 3 parts of hypericum japonicum, 2 to 4 parts of poria cocos peel, 2 to 3 parts of luffa sponge, 4 to 6 parts of pumpkin seed oil, a proper amount of mature vinegar, and 10 to 15 parts of nutrition additive. The prepared instant honey dark tea powder is easily soluble, has a pure, fragrant, and sweet taste, can be eaten or drunk, has balanced nutrients, can promote the appetite and help digestion, supplements nutrients needed by human body, strengthens the organism activity, effectively relieves the fatigue, is accord with the fast-paced modern life, and satisfies the requirements of people in different groups.