Piri Piri Chicken and Potato Skewers

Bahan-bahan (8 porsi)

• 1 pound red potatoes, cut into wedges
• 2 red bell peppers, roughly chopped
• 5 red Thai chiles, stemmed, plus more to taste
• 1 medium red onion, cut into wedges
• 5 large garlic cloves
• Juice of 1 lemon
• ¼ cup red wine vinegar
• 1 tablespoon dried oregano
• 1 tablespoon smoked paprika
• 1 tablespoon kosher salt
• 1/3 cup olive oil, plus more for grilling
• 1 1/2 pounds boneless, skinless chicken thighs, cut into 1½-inch chunks
• Bamboo skewers, soaked in water for at least 1 hour, or metal skewers
• 2 lemons, cut in half
• Greens, to serve
• Cilantro, chopped, to top
• Herbed greek yogurt or ranch, to serve, optional