An apparatus for cooking food with superheated steam comprising an outer casing comprising a compartment which shapes a cooking chamber , suitable for containing one or more foods, said compartment being capable of receiving, in use, a fluid comprising said superheated steam; a steam generating device associated with said casing , suitable for vaporizing a liquid; a device for superheating said steam configured to heat said steam to an operating temperature (T) higher than the boiling temperature of said liquid and to enable said superheated steam to leak out towards said cooking chamber ; a ventilation device , housed in said compartment , suitable for being rotated to suction said fluid from said cooking chamber ; a protection member , associated frontally with the ventilation device , said protection member comprising a plurality of suction openings for the passage of the fluid from said cooking chamber towards said ventilation device , said suction openings comprising at least a first suction opening , arranged in a substantially central area of said protection member and second suction openings , distributed in at least one peripheral region of said protection member , characterized in that said ventilation device comprises a first impeller member and a second impeller member , suitable for being rotated to suction said fluid from said cooking chamber, and in that said protection member comprises guide means shaped to guide the suction of said fluid from the peripheral regions and from the central region of said cooking chamber respectively by the action of said first impeller member and said second impeller member or vice versa, said guide means comprising at least one guide element having a hollow truncated cone or portion of hollow truncated cone, arranged around said first suction opening and/or at said second suction openings . a steam generating device associated with said casing , suitable for vaporizing a liquid; a device for superheating said steam configured to heat said steam to an operating temperature (T) higher than the boiling temperature of said liquid and to enable said superheated steam to leak out towards said cooking chamber ; a ventilation device , housed in said compartment , suitable for being rotated to suction said fluid from said cooking chamber ; a protection member , associated frontally with the ventilation device , said protection member comprising a plurality of suction openings for the passage of the fluid from said cooking chamber towards said ventilation device , said suction openings comprising at least a first suction opening , arranged in a substantially central area of said protection member and second suction openings , distributed in at least one peripheral region of said protection member , characterized in that said ventilation device comprises a first impeller member and a second impeller member , suitable for being rotated to suction said fluid from said cooking chamber, and in that said protection member comprises guide means shaped to guide the suction of said fluid from the peripheral regions and from the central region of said cooking chamber respectively by the action of said first impeller member and said second impeller member or vice versa, said guide means comprising at least one guide element having a hollow truncated cone or portion of hollow truncated cone, arranged around said first suction opening and/or at said second suction openings . <EOS>