Four Cheese Pizza

Dough

• 50 g water
• 1 tsp sugar
• 2 tsp dried instant yeast
  sau 15 g fresh yeast crumbled
• oil for greasing
• 180 g buttermilk
• 400 g strong white bread flour plus extra for flouring
• 1 tsp fine sea salt

Topping

• 50 g Parmesan cheese cut in pieces (3 cm)
• 50 g Fontina cheese cut in pieces (3 cm)
• 80 g mozzarella drained, cut in pieces
• 80 g Gorgonzola cut in pieces (5 mm)
• 1 pinch ground black pepper