The invention provides a preparation method for assorted jam, which consists of 35-55 parts of animal meat, 30-45 parts of bean product, 10-20 parts of vegetable, 8-15 parts of dried food, 5-10 parts of dried nuts and 3-5 parts of flavoring and is prepared by the steps of selecting materials, washing, blending, clystering, steaming to be prepared into finished product, packing and storing. The product has the advantages of scientific prescription, reasonable matching of meat and vegetables, rich nutrient contents, good taste, high nutritious value, unique taste when eating, easy digestion and diversified varieties and colors, which is a high-protein, low-fat and multifiber plant food suitable for all ages and various occasions such as home, hotel, restaurant, tour, leisure, picnic, etc.