Aussie potato salad

Salad

• 500 g water
• 4 eggs
• 1000 g potatoes (e.g. Ruby Lou), peeled and cut into pieces (2 cm)
• 150 g bacon, cut into pieces (1-2 cm)
• 3 spring onions/shallots, trimmed and finely sliced (reserve green fronds for garnishing)
• 1 tbsp olive oil

Dressing

• 60 g Parmesan cheese, crust removed and cut into cubes (3 cm), plus extra shaved for garnishing
• 200 g mayonnaise (see Tips)
• 15 g wholegrain mustard
• 10 g balsamic vinegar