West Indian Curried Chicken Roti

Name: West Indian Curried Chicken Roti
Ingredients: 2 tablespoons ground turmeric; 1 tablespoon crushed dried chili flakes; 1 tablespoon cumin seeds; 1/2 tablespoon coriander seeds; 1/2 tablespoon ground cloves; 1/2 tablespoon ground ginger; 1/2 tablespoon garlic powder; 1/2 teaspoon yellow mustard seeds; 1/2 teaspoon ground black pepper; 1/2 teaspoon ground allspice; 1/8 teaspoon ground cinnamon; 2 teaspoons salt; 1/4 cup vegetable oil; 1 chicken, cut into 8 pieces; 2 cups chopped onion; 1 tablespoon minced garlic; 2 teaspoons minced fresh ginger; 2 sprigs fresh thyme; 1/2 hot pepper, such as Scotch bonnet or serrano, seeded and finely chopped, or to taste; 2 cups chicken broth; 1 can unsweetened coconut milk; 1 tablespoon light brown sugar; 2 tablespoons finely chopped fresh cilantro; 1 recipe West Indian Bread for Roti, recipe follows, breads kept covered and warm; 4 cups all purpose flour; 2 tablespoons baking powder; 1 teaspoon salt; 1 tablespoon vegetable oil, plus more for cooking roti; 1 cup water