Tunisian Chicken by Way of Burma

Name: Tunisian Chicken by Way of Burma
Ingredients: two 14 1/2-ounce cans diced tomatoes; 2 1/2 to 3 pounds bone-in chicken breast or thighs, or boneless thighs; 1 medium to large onion; 4 medium garlic cloves; 1 teaspoon kosher salt, plus more to taste; 1 teaspoon harissa paste, plus additional to taste; 1 teaspoon ground cumin; 1 teaspoon ground coriander; 1/2 teaspoon ground cinnamon; 1/4 teaspoon ground cloves; 3 to 4 tablespoons peanut or other high smoke point oil; 3/4 teaspoon dried thyme; 1/2 tablespoon pomegranate molasses, plus more to taste; 1/3 cup coarsely chopped cilantro