Leftover Pear Custard Pie

Ingredients

• Pie Crust
• 115 grams butter
  
• 50 grams flour
  
• 50 grams old-fashioned rolled oats
  
• 50 grams quick-cooking oats
  
• 60 grams buttermilk
  
• sugar
  
• salt
  

• Filling
• 1 pear
  
• 2 tablespoons melted butter
  
• 3 tablespoons cream cheese
  
• 5 tablespoons buttermilk
  
• 5 tablespoons aqua faba
  
• 3 tablespoons sugar
  
• 2-4 cardamom pods, pulverized
  
• 1 ½ tablespoons cornstarch
  
• salt