Dill Greek Yogurt Sauce:

• 1 garlic clove, minced
• 1 cup fresh dill, stems removed, chopped
• 1 1/4 cup Greek yogurt
• 1 tbsp Extra virgin olive oil
• 1/2 lemon or lime, juiced
• Pinch cayenne pepper, optional
• Kosher salt, if needed

Grilled Chicken:

• 10 garlic cloves minced
• 1/2 tsp paprika
• 1/2 tsp allspice
• 1/2 tsp ground nutmeg
• 1/4 tsp ground green cardamom
• Salt and pepper
• 5 tbsp Extra virgin olive oil, divided
• 8 boneless skinless chicken thighs
• 1 red onion, halved and thinly sliced
• 2 lemons, juiced