sheetpan
noun
Plural: sheetpans
A shallow tray for baking or drying foods in an oven; sheet pan; baking tray.
Examples:
Adorable non-fried analogues can be hand-shaped on sheetpans or in big braziers. Begrease their upper outsides with a mist or droplets of oil, and broil uncovered at 180 °C (356 °F; proximately half the maximum of an ordinary uncalibrated gas oven) for plus/minus 90 minutes (with one midtime upside-down turn if possible). (Source: J∙ Okram - Bartonian Potato Pancakes ● Cooking Recipe.)