BBC Food - Recipes - Pot roast beef brisket

Ingredients

• 1.2kg/2lb 12oz well-marbled beef brisket , rolled and tied
• 1 tsp flaked sea salt , plus extra to season
• freshly ground black pepper
• 4-5 tbsp sunflower oil
• 4 onions
• 3 sprigs bushy thyme
• 1 large bay leaf
• 2 tbsp tomato purée
• 500ml/18fl oz hot beef stock , made with 1 beef stock cube
• 200ml/7fl oz red wine
• 4 large carrots , cut into 3cm/1¼in chunks
• 6 celery sticks, trimmed and cut into 4cm/1½in lengths
• 1 medium free-range egg
• 1 medium free-range egg yolk
• 1 large onion
• 1.2kg/2lb 12oz potatoes , preferably Maris Piper
• 25g/1oz plain flour
• 1 tsp flaked sea salt
• 2 tbsp finely chopped fresh parsley leaves or chives (optional)
• 6 tbsp sunflower oil , for frying