A cooking utensil comprising a bottom comprising a bottom laminate film on an inner surface thereof, and a side extending substantially upward from a perimeter of the bottom and comprising, on an inner surface thereof, a side laminate film that - is different from the bottom laminate film, - has a higher far infrared emissivity at 200°C than the bottom laminate film, and - includes a layer that contains (a) a substance which has a far infrared effect and comprises at least one selected from carbon and ceramic, the ceramic comprising at least one selected from aluminum oxide, beryllium oxide, cerium oxide, chromium oxide, cobalt oxide, nickel oxide, silicon oxide, tantalum oxide, thallium oxide, vanadium oxide, yttrium oxide, zirconium oxide, magnesium oxide, and complex oxides of any of these, aluminum boride, barium boride, calcium boride, cerium boride, hafnium boride, lanthanum boride, strontium boride, yttrium boride, aluminum nitride, silicon nitride, titanium nitride, boron nitride, boron carbide, chromium carbide, hafnium carbide, molybdenum carbide, silicon carbide, tantalum carbide, thallium carbide, tungsten carbide, yttrium carbide and zirconium carbide, and (b) a fluororesin; and the bottom laminate film and the side laminate film have different color tones. a bottom comprising a bottom laminate film on an inner surface thereof, and a side extending substantially upward from a perimeter of the bottom and comprising, on an inner surface thereof, a side laminate film that - is different from the bottom laminate film, - has a higher far infrared emissivity at 200°C than the bottom laminate film, and - includes a layer that contains (a) a substance which has a far infrared effect and comprises at least one selected from carbon and ceramic, the ceramic comprising at least one selected from aluminum oxide, beryllium oxide, cerium oxide, chromium oxide, cobalt oxide, nickel oxide, silicon oxide, tantalum oxide, thallium oxide, vanadium oxide, yttrium oxide, zirconium oxide, magnesium oxide, and complex oxides of any of these, aluminum boride, barium boride, calcium boride, cerium boride, hafnium boride, lanthanum boride, strontium boride, yttrium boride, aluminum nitride, silicon nitride, titanium nitride, boron nitride, boron carbide, chromium carbide, hafnium carbide, molybdenum carbide, silicon carbide, tantalum carbide, thallium carbide, tungsten carbide, yttrium carbide and zirconium carbide, and (b) a fluororesin; and - is different from the bottom laminate film, - has a higher far infrared emissivity at 200°C than the bottom laminate film, and - includes a layer that contains (a) a substance which has a far infrared effect and comprises at least one selected from carbon and ceramic, the ceramic comprising at least one selected from aluminum oxide, beryllium oxide, cerium oxide, chromium oxide, cobalt oxide, nickel oxide, silicon oxide, tantalum oxide, thallium oxide, vanadium oxide, yttrium oxide, zirconium oxide, magnesium oxide, and complex oxides of any of these, aluminum boride, barium boride, calcium boride, cerium boride, hafnium boride, lanthanum boride, strontium boride, yttrium boride, aluminum nitride, silicon nitride, titanium nitride, boron nitride, boron carbide, chromium carbide, hafnium carbide, molybdenum carbide, silicon carbide, tantalum carbide, thallium carbide, tungsten carbide, yttrium carbide and zirconium carbide, and (b) a fluororesin; and (a) a substance which has a far infrared effect and comprises at least one selected from carbon and ceramic, the ceramic comprising at least one selected from aluminum oxide, beryllium oxide, cerium oxide, chromium oxide, cobalt oxide, nickel oxide, silicon oxide, tantalum oxide, thallium oxide, vanadium oxide, yttrium oxide, zirconium oxide, magnesium oxide, and complex oxides of any of these, aluminum boride, barium boride, calcium boride, cerium boride, hafnium boride, lanthanum boride, strontium boride, yttrium boride, aluminum nitride, silicon nitride, titanium nitride, boron nitride, boron carbide, chromium carbide, hafnium carbide, molybdenum carbide, silicon carbide, tantalum carbide, thallium carbide, tungsten carbide, yttrium carbide and zirconium carbide, and (b) a fluororesin; and