Preheat oven to 400°
Add orzo to baking dish
Pour in chicken broth and heavy cream
Add garlic, then lemon juice
Add cherry tomatoes
Place chicken on top
Drizzle with olive oil and season everything with salt, pepper, onion powder, and paprika
Place feta block in the center
Cover with foil and bake 35-40 minutes
Remove foil and bake another 10-15 minutes, or until chicken is 165°
Stir until creamy and combined
Add spinach if using and let it wilt
Serve immediately
