This utility model disclosed the process of preparing coconut water treated bottled roundscad (Decapterus punctatus) enhanced tuna hash for human consumption wherein the following steps are washing the fish like roundscad and tuna, treating the fish with coconut water, brining, steaming, flaking, sauteing flaked fish with diced pared potato, diced carrots, diced pepper bell and seasonings, packing, pressurizing, complete sealing and cooling at room temperature.