INGREDIENTS
1 1/2 cups
plus 1/3 cup all-purpose flour (divided)
1/2 cup
powdered sugar
1/4 tsp
salt
12 tbsp
cold unsalted butter (cut into small chunks, divided)
1
egg
2
large tart apples (such as Pink Lady (approximately 1 1/4 pounds), peeled, cored, and sliced thinly)
4 tbsp
granulated sugar (divided)
1 tsp
cinnamon
1 tsp
pure vanilla extract
2 tbsp
brown sugar