Oven for cooking foods, which comprises: - a containment body which defines a cooking chamber and is provided with a supporting wall placed to partially close said cooking chamber; - at least one fan, which: - is arranged in said cooking chamber at said supporting wall, - is provided with a rotation axis and with a rear side intercepted by said rotation axis and directed towards said supporting wall, - comprises multiple blades positioned around said rotation axis and defining a central flow region, surrounded by said blades and intended to be crossed by the air suctioned by said fan; - heating means operatively associated with said cooking chamber and actuatable for heating the air in said cooking chamber; - supply means operatively associated with said cooking chamber and adapted to introduce, into said cooking chamber, at least one liquid susceptible of being heated by said heating means in order to generate vapor inside said cooking chamber; wherein said blades are arranged inside a peripheral region, with substantially toroidal shape, with center on said rotation axis; wherein said peripheral region surrounds a central volume of said fan traversed by said rotation axis; wherein said flow region is surrounded by said peripheral region and is extended into the central volume of said fan; wherein the rear side of said at least one fan is provided with a first through opening in fluid communication with said flow region; wherein said supply means comprise at least one feed duct provided with at least one dispensing mouth arranged at said first through opening in order to introduce said liquid inside said flow region; wherein said at least one fan comprises a distribution tank, which is connected in fluid relationship with said feed duct through said first through opening in order to receive said liquid inside said distribution tank; said oven being characterized in that said distribution tank comprises a front face, which is directed in a direction opposite said rear side and faces said flow region, and on such front face at least one second through opening is obtained through which said distribution tank is connected in fluid relationship with said flow region in order to distribute said liquid in said flow region. - a containment body which defines a cooking chamber and is provided with a supporting wall placed to partially close said cooking chamber; - at least one fan, which: - is arranged in said cooking chamber at said supporting wall, - is provided with a rotation axis and with a rear side intercepted by said rotation axis and directed towards said supporting wall, - comprises multiple blades positioned around said rotation axis and defining a central flow region, surrounded by said blades and intended to be crossed by the air suctioned by said fan; - is arranged in said cooking chamber at said supporting wall, - is provided with a rotation axis and with a rear side intercepted by said rotation axis and directed towards said supporting wall, - comprises multiple blades positioned around said rotation axis and defining a central flow region, surrounded by said blades and intended to be crossed by the air suctioned by said fan; - heating means operatively associated with said cooking chamber and actuatable for heating the air in said cooking chamber; - supply means operatively associated with said cooking chamber and adapted to introduce, into said cooking chamber, at least one liquid susceptible of being heated by said heating means in order to generate vapor inside said cooking chamber;