Steak and Pepper Pie - Pinch Of Nom

Ingredients

• 500 g lean stewing steak (diced)
• 1 large onion
• 2 medium carrots
• 250 g mushrooms (sliced)
• 2 tbsp Henderson's Relish
• 120 g low fat, spreadable cheese
• low calorie cooking spray
• 1/2 tsp freshly ground black pepper
• 500 g potatoes (peeled and chopped)
• 1 egg
• 1 beef stock cube (made up with 500ml boiling water)
• pinch of salt