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How to roast fall vegetables
Preheat the oven and select your baking sheets.
Turn on the oven to 425 degrees f (218 c). Set two heavy baking sheets near your work space.

Options are:
(a). One big sheet that has a deep compartment for roasting vegetables. The other will consist of a shallow tray with a roasting rack for vegetables..
(b). Although you don't need to butter or grease the sheets, you may want to lay down foil for easier clean up. Since many fall vegetables take a while to roast, use heavy baking sheets so the heat is distributed evenly..
(c). Bring your oven up to 350 degrees f (177 c) and allow it to preheat. Set the oven to 375 degrees f (177 c)..
(d). The taller the sheet, the longer the roasting time will be. You may be able to purchase pre-greased baking sheets online or in the produce section of a grocery store..
(b).