Beef brisket pot roast recipe | Good Food

Ingredients

• 1-1¼kg/2¼-2¾ lb boned and rolled beef brisket
• 5 tbsp vegetable oil
• large knob of butter
• 2 large onions halved and sliced
• 2-3 celery sticks, finely chopped
• 2 carrots sliced
• 200-250g/8-9oz large flat mushrooms stalks chopped and heads thinly sliced
• 500-550ml bottle brown ale or stout
• a few fresh thyme sprigs
• 2 bay leaves
• 1-2 tsp light muscovado sugar
• 500g parsnips cut into wedges
• 1 tbsp Dijon mustard
• chopped fresh parsley or thyme to serve