Roasted Spiced Chicken with Cinnamon- and Honey-Glazed Sweet Potatoes

1/2 cup chopped onion

4 garlic cloves, chopped

3 tablespoons apple cider vinegar

1 tablespoon allspice berries, ground in spice mill or coffee grinder

1 tablespoon chopped peeled fresh ginger

1 1/2 teaspoons finely chopped fresh thyme

1 teaspoon salt

1 teaspoon ground black pepper

1/2 Scotch bonnet chile or habanero chile, seeded, minced

1/4 teaspoon ground nutmeg

4 whole chicken leg-thigh pieces (about 2 1/4 to 2 1/2 pounds)

2 tablespoons olive oil Sweet potatoes

Nonstick vegetable oil spray

2 tablespoons ( 1/4 stick) butter , melted

2 tablespoons honey

1 tablespoon fresh lime juice

1/2 teaspoon ground cinnamon

2 pounds red-skinned sweet potato es (yams), peeled, cut into 1/3-inch-thick rounds

Mango chutney