Shepherd's Pies - Yum Tasmanian

Ingredients

• 1 tbsp olive oil
• 1 brown onion, finely chopped
• 1 carrot, finely chopped
• 2 celery sticks, finely chopped
• 2 garlic cloves, crushed
• 500g Coles Australian Lamb Mince
• 2 tbsp plain flour
• 1 cup (250ml) beef stock
• 2 tbsp Worcestershire sauce
• 1 tbsp tomato paste
• 1/2 cup (60g) frozen peas
• 3 brushed potatoes, peeled, coarsely chopped
• 1 swede, peeled, coarsely chopped
• 40g butter, melted
• 1/4 cup (60ml) milk
• 1/2 cup (60g) coarsely grated cheddar
• 20g butter, melted, extra