01 -
Separate the red onion from the other vegetables as onions take less time to roast. Also, separate starchy/root vegetables from high-moisture vegetables for even roasting.
02 -
Toss the sliced red onion with olive oil, salt, and pepper in a bowl and set aside.
03 -
Place the remaining vegetables in a large bowl, add the smashed garlic cloves, thyme sprigs, and hand-torn sage leaves.
04 -
Toss the vegetables with enough olive oil to coat them and season with salt and pepper.
05 -
Preheat the oven to 425°F (220°C).
06 -
Spread the prepared vegetables (excluding the onion) on a baking tray in a single layer and roast for about 30 minutes.
07 -
After 30 minutes, add the prepared red onion to the baking tray and continue roasting.
08 -
The total roasting time generally ranges from 45 to 60 minutes depending on the vegetables used.
09 -
Periodically check the vegetables to ensure they are caramelizing evenly and not burning.
10 -
Once roasted to your liking, remove the vegetables from the oven and serve hot, garnished with additional herbs if desired.