Barley Stew with Sausage Meatballs

Name: Barley Stew with Sausage Meatballs
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: European, Italian, Mediterranean
Ingredients: 4 cups (1 litre) low-sodium chicken broth; 1 cup (200 g) pearl barley, rinsed and drained; 4 mild Italian sausages, casings removed; 2 tbsp (30 ml) olive oil; ½ lb (225 g) cremini mushrooms, quartered; 1 zucchini, diced; 1 onion, chopped; 2 garlic cloves, chopped; 1 tbsp (15 ml) tomato paste; 1 can (14 oz/398 ml) diced tomatoes; 3 tbsp kalamata olives, pitted and chopped; ½ tsp dried oregano; ¼ tsp red pepper flakes