8 oz (225 g) potatoes, peeled and grated
1 1/2 lb (700 g) brussels sprouts or sprout tops, chopped
1 large onion, chopped
2 medium cloves of garlic, crushed
1 stick (8 tbsp) 4 oz (112 g) butter
4 cups (32 fl oz) 900 ml stock
1 1/4 cups (10 fl oz) 300 ml milk
Good pinch ground nutmeg
Good pinch mustard powder
salt and freshly ground black pepper
4 rashers streaky bacon, grilled until crisp
2 tbsp chopped chives or spring onion
2 oz (50 g) grated cheese