Roasted-vegetable salad

Ingredients

• 4 carrots , or 2 carrots and 2 parsnips
• 2 bell peppers , preferably a mix of colour
• 1 small red onion
• 1/3 cup olive oil , plus 1 tbsp extra
• 3 tbsp white or cider vinegar
• 1 tbsp maple syrup
• 1 tbsp Dijon mustard
• 1 tsp dried thyme leaves
• generous pinches dried sage
• 1/3 cup olive oil
• 1/2 bunch kale leaves , or 142-g container baby spinach
• 540-ml can chickpeas