Preheat oven to 350ºF. In a shallow baking dish, toss sweet potatoes with 2 tbsp of olive oil, ½ tsp garlic powder, ½ tsp rosemary, salt and pepper to taste. Bake for 30 minutes
While sweet potatoes are baking, sauté ground turkey in a pan over medium heat with remaining olive oil, garlic powder, rosemary, salt and pepper to taste. Cook until turkey is brown
Remove sweet potatoes from oven and add in the turkey and zucchini. Bake for another 20 minutes. Remove dish from oven and top with grated cheese. Enjoy!