The invention discloses a convenient heat-insulation and cooking method for outdoor
picnic food and a device thereof. According to the convenient heat-insulation and cooking method disclosed by the invention, a soft heat-insulation bag with a cover, which can be folded and can also be molded by supporting, is firstly machined; a
light reflection film is arranged on the inner surface of a cover body; then, a liner which is tightly adhered to the inner surface of the heat-insulation bag is also machined; a transparent film is arranged on the bottom face of the liner; and the periphery of the liner is provided with a heat-absorption shell fabric. When people prepare to travel outdoors, the food is put into the liner of the soft heat-insulation bag. and the cover body of the heat-insulation bag is closed to keep fresh; when the people have a
meal, the liner is turned over, and the bottom face is upwards buckled on the food in the soft heat-insulation bag; the cover body of the heat-insulation bag is wholly opened and is bent and molded, and the rear side faces the sun to heat and cook the food. According to the convenient heat-insulation and cooking method for the outdoor
picnic food and the device thereof disclosed by the invention, heating equipment and fuel do not need to be carried when the people have an outdoor
picnic, the applicant is convenient, and energy sources are saved; and particularly,
open fire is not used so that the method and the device are not limited by prohibitive regulations.