"The present invention relates to a method of preparation for preserving raw food products from fishing, the method including, in the following order, filleting the products, washing them, then pricking them, and salting the fillets obtained using a dry mixture of marinade comprising dry salt, pepper, and sugar, and at least one vaporized alcohol and/or at least one vaporized aromatic oil, and leaving the products to marinate in contact with said dry marinade, in a pickling cold room at a controlled temperature, for a period of between 5 minutes and 48 hours, and rinsing the products, and drying the products in a drying room for a period of between 1 hour and 36 hours, and finally packaging the products."