Cinnamon braised chicken with sweet potato and olives

Ingredients (4 servings): 2 tablespoons olive oil 800g chicken thigh fillets, trimmed, cut into thirds 2 celery stalks, sliced 1 brown onion, chopped 2 garlic cloves, crushed 1 tablespoon ground cinnamon 400g can cherry tomatoes 1 cup chicken stock 400g sweet potato, peeled, cut into 2cm pieces 1/3 cup pitted olives   Method: Heat oil…