Minerva sardines in tomato sauce are made with whole fresh sardines, selected exclusively in the best season to obtain the finest specimens. Their preparation is done by hand in Portugal, following the traditional Portuguese method, and is complemented with a tomato sauce that accompanies the fish. The product is presented in a 120 g can. The described preparation includes a thermal sterilization process of the can, during which the bone is softened. The provided information highlights the calcium content of the sardines as well as their contribution of proteins, vitamins, other minerals, and omega 3 fatty acids. This preserve combines the whole fish and the tomato sauce in a presentation that maintains the identity of the traditional Portuguese preparation.