The invention discloses nutritional fruit milk and a processing process thereof. The processing process comprises the steps of mixing, blending, homogenizing, injecting, sterilizing, inspecting, packaging, and the like. A product prescription comprises the following components: 12-70 parts of cane sugar, 1-10 parts of emulsifying agent, 1-10 parts of sour agent, 0.5-5 parts of stabilizing agent, 5-50 parts of milk powder, 5-30 parts of apple powder or apple particle and the balance of purified water. The product is sour, sweet and tasty and has delightful fragrance, rich nutrition, proper, uniform and stable viscosity and no phenomena of sedimentation and delamination for a long time, and the quality guarantee period can reach 12 months. The previous periods of the process steps and the technical method are same with the conventional fruit milk beverage process steps and the technical method, and the method adopts the key steps of controlling the adding time and the adding proportion of the apple powder (particle) and the matched process. The apple powder (particle) can replace fruit juice in the traditional fruit milk, the Vc content of the fruit milk is improved, and the specialfresh fruit mouthfeel is obtained.