Ingredients

• 1 teaspoon ground cumin
• ½ teaspoon ground cinnamon
• ½ teaspoon ground coriander
• ¼ teaspoon cayenne pepper
• 8 skinless, boneless chicken thighs (about 2 1/4 pounds), trimmed
• 2 tablespoons olive oil
• 1 cup vertically sliced yellow onions (from 1 onion)
• 2 teaspoons minced fresh ginger
• 1 ½ cups unsalted chicken stock
• 1 ½ cups chopped peeled sweet potato (from 1 sweet potato)
• 1 (28 ounce) can no-salt-added whole peeled tomatoes
• 1 (15 ounce) can no-salt-added chickpeas (garbanzo beans), drained and rinsed
• ¼ cup golden raisins
• 1 ½ teaspoons kosher salt
• 1 teaspoon lemon zest plus 1 1/2 tablespoons fresh juice (from 1 lemon)
• ¼ cup fresh cilantro sprigs (optional)