Preheat oven to 425 F.
Place all the ingredients for the Chimichurri sauce in a food processor, season to taste, and pulse until smooth.
4 to 5 garlic cloves, 4 to 5 green onions, ¼ cup fresh parsley leaves, 5 sprigs of fresh oregano leaves, 1 tsp. dried chili pepper flakes, ¼ cup red wine vinegar, ¾ cup olive oil, 1 tbsp. fresh lime, Sea salt and freshly ground black pepper
Rub the chicken evenly with the Chimichurri sauce, making sure to go over and under the skin.
4 to 5 lb. whole chicken
Set extra sauce aside.
Place the vegetables in the bottom of a baking dish; place the chicken on top.
1 onion, 2 sweet potatoes, 2 carrots
Place in the oven and bake for about 40 minutes.
Lower heat to 375 F and continue cooking for an additional 40 minutes, basting with the remaining sauce every 10 minutes.
Let the chicken rest for 4 to 5 minutes before slicing, and serve the chicken with the baked vegetables.