- In a large bowl combine potatoes, onion, garlic, olive oil, salt, pepper, and rosemary. Toss to coat. - 2 lbs potatoes, 1 large white onion, 3 tbsp garlic, 4 tbsp olive oil, 1 1/2 tsp salt, 1/2 tsp black pepper, 1 tbsp dried rosemary 
- Pour the mixture into a large roasting pan. 
- Roast vegetables at 475 degrees for 25 minutes, stirring once. 
- Add chicken, tossing once more to coat. - 1 lb boneless 
- Roast 15 minutes longer, or until chicken is cooked through. 
- Evenly distribute spinach over the chicken and vegetables. - 1 10 oz pkg fresh spinach 
- Roast 5 more minutes, or until spinach is wilted. Stir again. 
- Sprinkle with the shredded Parmesan cheese, and serve. - 1/4 cup shredded Parmesan cheese