Minced Beef Hotpot - Pinch Of Nom

Ingredients

• 500 g 5% fat minced beef
• 4 medium carrots (peeled and finely diced)
• 1 medium onion (peeled and finely diced)
• 1 tbsp Henderson's relish (or Worcestershire sauce)
• 1 tsp red wine vinegar
• 1/2 tsp dried thyme
• 100 g peas
• 350 ml beef stock (made up with 2 beef stock cubes)
• 800 g potatoes (peeled and sliced )
• 1 tbsp cornflour (mixed to a slurry with 1 tbsp water)
• salt
• freshly ground black pepper
• low calorie cooking spray