Jamaican Jerk Chicken

Name: Jamaican Jerk Chicken
Cook time: 1 h 15 min
Total time: 1 h 15 min
Cuisine: Caribbean
Ingredients: 1 medium onion, coarsely chopped; 3 medium scallions, chopped; 2 Scotch bonnet chiles, chopped; 2 garlic cloves, chopped; 1 tablespoon allspice berries, coarsely ground; 1 tablespoon coarsely ground pepper; 1 tablespoon five-spice powder; 1 teaspoon freshly grated nutmeg; 1 teaspoon dried thyme, crumbled; 1 teaspoon salt; 1/2 cup soy sauce; 1 tablespoon vegetable oil; 2 (3 1/2 to 4-pound) chickens, quartered; Small thyme sprigs, for garnish; Lime wedges, for serving