Fruit and vegetable composite cool beverage and preparation method thereof

The invention belongs to the field of beverage preparation, and discloses a fruit and vegetable composite cool beverage and a preparation method thereof. The fruit and vegetable composite cool beverage comprises the following components: water chestnut juice, lotus root juice, white granulated sugar, a color fixative, a clarifying agent and a stabilizing agent. The fruit and vegetable composite cool beverage is prepared by taking water chestnuts and lotus roots as main raw materials and taking citric acid, white granulated sugar, a color fixative, a clarifying agent, a stabilizer and the likeas auxiliary raw materials, and the product is fine and smooth in taste, proper in sour and sweet taste and rich in nutrition, can quench thirst and relieve summer heat, and is particularly suitable for being drunk in summer. The development process of the beverage is simple and feasible, and the product is safe and nutritional. Natural nutritional ingredients of fruits and vegetables are reserved, new life of healthy bev