How to make Cottage pie - howtothings.net

Ingredients

• 2 tablespoons vegetable oil
• 1 onion, finely chopped
• 1 carrot, finely chopped
• 100g/4oz mushrooms, chopped
• 500g/1lb 2oz minced lamb
• 300ml/10fl oz lamb stock
• 1 tablespoon plain flour
• 1 bay leaf
• 3 teaspoons Worcestershire sauce
• 1 tablespoon tomato purée
• 700g/11/2lb potatoes, boiled
• 25g/1oz butter
• 3 tablespoons hot milk
• salt and freshly ground black pepper