Potato Pizza with Vegetables - Pizza di patate con verdure

Dough

• 100 g potatoes, peeled, cut in pieces (2-3 cm)
• 320 g water
• 2 tsp fine sea salt
• 20 g extra virgin olive oil, plus extra for greasing
• 600 g durum wheat flour
  of strong white bread flour
• 1 tsp dried instant yeast
  of 10 g fresh yeast, crumbled

Topping

• 10 g extra virgin olive oil, plus extra for drizzling
• 80 g yellow pepper, cut in pieces (1-2 cm)
• 80 g red pepper, cut in pieces (1-2 cm)
• 50 g courgette, cut in pieces (1-2 cm)
• 100 g aubergine, cut in pieces (1-2 cm)
• 300 g white button mushrooms, fresh, sliced
• 1 tsp fine sea salt
• 4 - 6 fresh basil leaves, shredded, plus extra for garnishing