In large pot, heat oil over medium-high heat. Add onion and celery and cook for 6 minutes. Stir in garlic and cumin seeds; heat for 1 minute. Stir in harissa, za’atar, and salt; heat for 1 minute. Add broth to the pot along with chickpeas, sweet potato, and tahini. Bring to a boil, then cover and simmer over low heat for 25 minutes.
Ladle stew into serving bowls and garnish with roasted peppers and walnuts.
Recipe Notes
Per serving: 349 calories; 12 g protein; 17 g total fat (2 g sat. fat); 40 g total carbohydrates (9 g sugars, 4 g fiber); 675 mg sodium