Abstract: Drying and baking installation in which the products pass through the drying oven (S) and the baking oven (C) on the same carriages (1) by means of a single, continuous path, without intermediate handling; the products are stacked without contact with one another by means of superposed ceramic supports; the outlet from the drying oven is connected to the entrance to the baking oven by an air-tight enclosure, the system thus forming a continuous and tight enclosure and the pressure of the gases as the products enter the baking oven is at least equal to the pressure of the gases as the products leave the drying furnace.