The invention relates to a food processing method, in particular to a particle suspension beverage containing mung beans, peanuts, konjaks and coconut jellies and a preparation method of the particle suspension beverage. The particle suspension beverage is obtained by taking mung beans, peanuts, konjaks and coconut jellies as main raw materials, and matching up with saccharose, milk powder, a suspending agent and other adjuvants, and carrying out the key techniques, such as mung bean color-protecting, peanut deastringency, konjak granulating, coconut jelly deacidification, particle suspending, soup stabilization, filling and sealing and sterilizing at high temperature. The related processing method is simple, the technology is reasonable, the operation is easy, and the implementation is convenient, and the prepared obtained product is good in colour and luster, good in stability and soft and refreshing in taste, so that the particle suspension beverage containing deep processed mung beans, peanuts, konjaks and coconut jellies is obtained.