Simply toss in one tsp or so olive oil first then place on tray with salt and pepper.
Some examples are Brussels sprouts, yellow squash, butternut squash,onions, garlic, zucchini. carrots,sweet potato.
Cooking times may vary, just check after twenty minutes to see if they are lightly brown on top and done.
They are delicious over rice or pasta , wrapped into a wrap, or into pita halves.
A few trays can be made ahead of time for the next day of food while cleaning up the kitchen.
Reminder; the closer we eat in sync with nature and the seasons the more balance we experience on all levels. What you eat affects not only the body but the mind as well. So choose local, organic, seasonal vegetables and you will become happy.