Hearty mushroom soup - Good Food Middle East

Ingredients

• 25g pack porcini mushrooms
• 2 tbsp olive oil
• 1 medium onion, finely diced
• 2 large carrots, diced
• 2 garlic cloves, finely chopped
• 1 tbsp chopped rosemary, or 1 tsp dried
• 500g fresh mushrooms, such as chestnut, finely chopped
• 1.2l vegetable stock (from a cube is fine)
• 5 tbsp marsala or dry sherry
• 2 tbsp tomato purée
• 100g pearl barley
• grated fresh parmesan, to serve (optional)