60g butter
2 leeks, white part only, halved lengthwise, thinly sliced
2 cloves garlic, crushed
8 sprigs lemon thyme, leaves picked
2 large desiree potatoes, peeled, cut into 2cm pieces
1/4 cup flat-leaf parsley, chopped
40g (1/2 cup) finely grated parmesan
8 eggs
Rocket and chargrilled vegetables (optional), to serve

Spring onion dressing

2 spring onions, trimmed, roughly chopped
2 tbs flat-leaf parsley, chopped
2 tsp white balsamic vinegar (see note)
2 tsp lemon juice
1 tsp caster sugar
60ml (1/4 cup) olive oil