Sweet potato salad with coriander oil and spicy yogurt

Ingredients

• 3 large sweet potatoes, washed and cut into wedges with skin on
• 4 Tbsp olive oil
• 2 Tbsp honey, optional (heated to make it easier to pour)
• Pinch of dried chilli flakes, or to taste
• salt
• pepper
• 3 spring onions trimmed and finely sliced (white and green parts)
• 1/4 cup toasted pumpkin seeds
• 30g fresh coriander/cilantro
• ¼ cup olive oil
• 1 – 2 Tbsp water
• 2 Tbs white or red wine vinegar
• ¼ green chilly, deseeded
• 2 cloves garlic crushed
• ½ cup Greek style yoghurt
• 1 Tbsp Sriracha hot sauce, or to taste
• 1 tsp fresh lime juice