Cheesecake (Baked)

Base

• 5 oz unsalted butter, cut into pieces, plus extra to grease
• 9 oz plain cookies (see Tip)
• 1 oz brown sugar

Filling

• 24 oz cream cheese, room temperature
• 5 oz heavy whipping cream
• 8 oz baker's sugar
• 1 ½ tsp homemade vanilla sugar
  or 1 ½ tsp natural vanilla extract
• 3 large eggs
• 1 egg yolk, from large egg