Italian beef casserole and parmesan potatoes

Ingredients

• 600 g Northern Ireland Farm Quality Assured braising steak
• 200 g Baby onions
• 2 Carrots
• 1 Celery stick
• 250 g Mushrooms
• 2 Garlic cloves
• Black pepper
• 100 g Pancetta
• 1 x 5 ml (1 tsp) Olive oil
• 1 x 410 g Can chopped tomatoes
• 1 x 15 ml (1 tbsp) Tomato puree
• 500 ml Boiling water
• 1 x Beef stock cube
• 2 Bay leaves
• 1 kg Maris piper potatoes
• 60 g Parmesan