- Preheat the oven to 400°F (200°C). 
- In a large bowl, combine ground chicken, breadcrumbs, parsley, feta cheese, egg, garlic, oregano, salt, and pepper. Mix until well combined. 
- Shape the mixture into small meatballs and place them on a baking sheet lined with parchment paper. 
- Bake the meatballs in the preheated oven for 20-25 minutes, or until cooked through and golden brown. 
- Meanwhile, cook the orzo according to package instructions, then drain and set aside. 
- In a large skillet, heat olive oil over medium heat. Add the cooked orzo, lemon zest, lemon juice, and chicken broth. Stir to combine. 
- Simmer for 5 minutes, allowing the flavors to meld together. 
- Stir in the Parmesan cheese and season with salt and pepper to taste. 
- Serve the meatballs over the lemon orzo, garnished with additional parsley if desired.