Fuente: WIPO "processing tomato" The present utility model belongs to the field of food processing, and particularly relates to methods of preparing ready-to-cook oyster mushroom meatloaf (embutido). As an effort to minimize post-harvest and storage losses especially during peak season, value-adding of oyster mushroom into commercially accepted mushroom meatloaf (embutido) that is healthy, low in fat, low in calories and tasty like real meat, the ready-to-cook oyster mushroom meatloaf (embutido) is offered. The present disclosure includes ingredients in making ready-to-cook oyster mushroom meatloaf (embutido). The composition of producing ready-to-cook oyster mushroom meatloaf (embutido) in parts by weight are 46.64-46.70 parts blanched oyster mushroom (chopped), 15.53-15.55 parts fine bread crumbs, 7.76-7.77 parts carrots (grated), 7.77-8.76 parts red bell pepper (cubed), 7.77-8.76 parts green bell pepper (cubed), 1.75-2.33 parts sweet pickled relish, 1.65-2.19 parts tomato sauce, 0.17-0.28 parts onion powder or fresh (minced), 0.25-0.33 parts garlic powder or fresh (minced), 0.66-0.88 parts salt, 6.65-7.77 parts egg and 0.89-1.17 parts seasoning (optional).