Baked Vanilla Cheesecake

Base

• 350 g strong white bread flour
• 120 g caster sugar
• 150 g unsalted butter, diced
• 1 large egg

Filling

• 110 g caster sugar
• 60 g vanilla sugar
• 5 large eggs, separated
• 400 g mascarpone
• 400 g cream cheese
• 1 Tbsp cornflour
• 1 pinch fine sea salt