Oven, comprising: - at least one cooking chamber; - burner means of at least one first combustible fluid (F 1) and substantially aeriform and of at least one second comburent fluid (F 2) and substantially aeriform, said burner means being connected to said cooking chamber and comprising: - at least one burner of the non-premixed type; - at least one fan element for the movement of said second comburent fluid (F 2); - at least one first duct, connected to said fan element, in which said second comburent fluid (F 2) circulates; - at least one flame ignition device, and revealing the presence of the flame itself, due to the combustion between the first combustible fluid (F 1) and the second comburent fluid (F 2); - at least one second duct in which said first combustible fluid (F 1) circulates; and - adjusting means of said first combustible fluid (F 1); - heat exchange means arranged inside said cooking chamber and connected to said burner means for the heating of said cooking chamber; characterized in that said burner comprises: - at least one first injector body substantially hollow comprising a passage channel connected to said second duct, said first injector body comprising a plurality of passage holes connected to said passage channel and suitable for the dispensing of said first combustible fluid (F 1); - at least one second body substantially hollow associated on top of said first injector body and able to define a mixing area of said first combustible fluid (F 1) and of said second comburent fluid (F 2); and - at least one recirculation element of said second comburent fluid (F 2) arranged in the proximity of said passage holes, said recirculation element comprising a plurality of grooves inside which said second comburent fluid (F 2) flows; and wherein said oven further comprises at least one of: - water dispensing means arranged inside said cooking chamber, said dispensing means comprising at least one outlet opening for pouring water on said heat exchange means; - steam generating means arranged outside said cooking chamber, said steam generating means comprising at least one conduit for conveying the steam inside said cooking chamber. - at least one cooking chamber; - burner means of at least one first combustible fluid (F 1) and substantially aeriform and of at least one second comburent fluid (F 2) and substantially aeriform, said burner means being connected to said cooking chamber and comprising: - at least one burner of the non-premixed type; - at least one fan element for the movement of said second comburent fluid (F 2); - at least one first duct, connected to said fan element, in which said second comburent fluid (F 2) circulates; - at least one flame ignition device, and revealing the presence of the flame itself, due to the combustion between the first combustible fluid (F 1) and the second comburent fluid (F 2); - at least one second duct in which said first combustible fluid (F 1) circulates; and - adjusting means of said first combustible fluid (F 1); - at least one burner of the non-premixed type; - at least one fan element for the movement of said second comburent fluid (F 2); - at least one first duct, connected to said fan element, in which said second comburent fluid (F 2) circulates; - at least one flame ignition device, and revealing the presence of the flame itself, due to the combustion between the first combustible fluid (F 1) and the second comburent fluid (F 2); - at least one second duct in which said first combustible fluid (F 1) circulates; and - adjusting means of said first combustible fluid (F 1); - heat exchange means arranged inside said cooking chamber and connected to said burner means for the heating of said cooking chamber; - at least one first injector body substantially hollow comprising a passage channel connected to said second duct, said first injector body comprising a plurality of passage holes connected to said passage channel and suitable for the dispensing of said first combustible fluid (F 1); - at least one second body substantially hollow associated on top of said first injector body and able to define a mixing area of said first combustible fluid (F 1) and of said second comburent fluid (F 2); and - at least one recirculation element of said second comburent fluid (F 2) arranged in the proximity of said passage holes, said recirculation element comprising a plurality of grooves inside which said second comburent fluid (F 2) flows; and - water dispensing means arranged inside said cooking chamber, said dispensing means comprising at least one outlet opening for pouring water on said heat exchange means; - steam generating means arranged outside said cooking chamber, said steam generating means comprising at least one conduit for conveying the steam inside said cooking chamber.