A portable oven comprising an upper and a lower point of attachment (20, 30) for a gas burner, wherein the portable oven is foldable such that the portable oven can be moved between a folded state and an unfolded state, wherein the portable oven comprises: a top portion; a base plate; a left and a right side panel (70, 80); and a back panel, wherein: the back panel comprises at least one flange on each of a left edge and a right edge thereof; the left and the right side panels each comprise at least one flange (74, 84) on a rear edge thereof; the flanges of the back panel support and stabilise the left and the right side panels in the unfolded state; and the at least one flange of each of the left and the right side panels supports and stabilises the back panel in the unfolded state, wherein the portable oven is characterized in that: the left and right side panels and the back panel are rotatably attached to the top portion; the base plate is attachable to and detachable from the back panel and the left and right side panels; the portable oven is movable from the unfolded state to the folded state via detachment of the base plate from the back panel and the left and right side panels, and rotation of the back panel and the left and right side panels towards the top portion. wherein the portable oven is foldable such that the portable oven can be moved between a folded state and an unfolded state, wherein the portable oven comprises: a top portion; a base plate; a left and a right side panel (70, 80); and a back panel, a top portion; a base plate; a left and a right side panel (70, 80); and a back panel, wherein: the back panel comprises at least one flange on each of a left edge and a right edge thereof; the left and the right side panels each comprise at least one flange (74, 84) on a rear edge thereof; the flanges of the back panel support and stabilise the left and the right side panels in the unfolded state; and the at least one flange of each of the left and the right side panels supports and stabilises the back panel in the unfolded state, the back panel comprises at least one flange on each of a left edge and a right edge thereof; the left and the right side panels each comprise at least one flange (74, 84) on a rear edge thereof; the flanges of the back panel support and stabilise the left and the right side panels in the unfolded state; and the at least one flange of each of the left and the right side panels supports and stabilises the back panel in the unfolded state, wherein the portable oven is characterized in that: the left and right side panels and the back panel are rotatably attached to the top portion; the base plate is attachable to and detachable from the back panel and the left and right side panels; the portable oven is movable from the unfolded state to the folded state via detachment of the base plate from the back panel and the left and right side panels, and rotation of the back panel and the left and right side panels towards the top portion. the left and right side panels and the back panel are rotatably attached to the top portion; the base plate is attachable to and detachable from the back panel and the left and right side panels; the portable oven is movable from the unfolded state to the folded state via detachment of the base plate from the back panel and the left and right side panels, and rotation of the back panel and the left and right side panels towards the top portion.