Note
1. Preheat your oven to 230 °C.
2. In a large bowl, mix all of the cut vegetables together, then toss with olive oil, salt and pepper.

3. Layer the vegetables evenly in your roasting pan and put the pan in the oven.
4. Cook for 25 to 30 minutes, stirring occasionally.

5. Using your oven gloves, remove the pan from the oven.