Beef Brisket Pot Roast - OXO

Ingredients

• 1 tbsp Vegetable Oil
• 1 kg Beef Brisket
• 2 Red Onion, Cut into Wedges (250g)
• 4 Carrots, Peeled & Chopped (450g)
• 4 Celery Stick, Chopped (250G)
• 2 OXO Beef Stock Cubes
• 400ml Boiling Water
• 2 tbsp Tomato Puree
• 4 Sprigs of Thyme
• 2 Bay Leaves
• 20g Cornflour, Mixed with a little water