Portuguese coriander, garlic and sourdough soup

By Matt Tebbutt From Saturday Kitchen Ingredients For the soup 500ml/18fl oz chicken stock 2 tbsp chopped fresh coriander stalks 2 garlic cloves, finely chopped 1 tsp black peppercorns 1 bay leaf 2 slices stale sourdough bread, cut into small chunks 1 tbsp white wine vinegar …