A cooking device of food products made from dough, including dough pieces, comprising: - an oven and a carriage, - the oven comprising a cooking chamber, a cooking module which itself comprises several soleplates in good thermal conductive material, stacked, spaced apart from each other, and heating means of said soleplates, this cooking module being disposed within said cooking chamber, characterized in that said device comprises: - several grooves, each comprising a flexible material strip attached to an armature, said flexible material, deformable, being heat resistant and comprising at least one compartment for receiving said food products to be cooked, - said carriage supporting said grooves arranged so as to be layered while being spaced apart from each other, is arranged to allow introducing said grooves in the oven and their extraction from it and comprises positioning means of each groove above and opposite a cooking element, - means for vertical moving (5, 5', 7) of the soleplates of said cooking module and/or grooves relative to each other, these vertical moving means bringing said soleplates and said grooves in a position known as "active", wherein the bottom of the compartments of a groove comes into contact with the cooking element located next to it and is deformed in contact with said cooking element, so as to cook said food products by conduction, and in a position known as "passive", in which the bottom of said compartments is separated from the element located next to it so that said grooves can be introduced into or extracted from said oven, said vertical moving means (5, 5', 7) of the soleplates and/or grooves being housed in the oven, characterized in that it comprises means (5', 7, 70) for simultaneously rotating the grooves and the cooking module, and in that these means for simultaneously rotating the grooves and the cooking module also constitute the means for vertically moving the soleplates of said cooking module and/or grooves relative to the other. - an oven and a carriage, - the oven comprising a cooking chamber, a cooking module which itself comprises several soleplates in good thermal conductive material, stacked, spaced apart from each other, and heating means of said soleplates, this cooking module being disposed within said cooking chamber, characterized in that said device comprises: - several grooves, each comprising a flexible material strip attached to an armature, said flexible material, deformable, being heat resistant and comprising at least one compartment for receiving said food products to be cooked, - said carriage supporting said grooves arranged so as to be layered while being spaced apart from each other, is arranged to allow introducing said grooves in the oven and their extraction from it and comprises positioning means of each groove above and opposite a cooking element, - means for vertical moving (5, 5', 7) of the soleplates of said cooking module and/or grooves relative to each other, these vertical moving means bringing said soleplates and said grooves in a position known as "active", wherein the bottom of the compartments of a groove comes into contact with the cooking element located next to it and is deformed in contact with said cooking element, so as to cook said food products by conduction, and in a position known as "passive", in which the bottom of said compartments is separated from the element located next to it so that said grooves can be introduced into or extracted from said oven,