Rustic French Apple Galette

Ingredients

• 1 tsp Vanilla extract
• 1/2 tsp Ground cinnamon
• 6 Tbsp Unsalted butter
• 1 Egg White
• 2 tbsp water
• 1 Tbsp Cornstarch
• 1/4 tsp Fine sea salt
• 1/2 tsp Pumpkin pie spice
• 1 Cup Flour
• 3 1/2 Tbsp Ice cold water
• 1 Tbsp Pure cane sugar
• 3 Medium Apples (peeled and cored)
• 1/4 Cup Turbinado sugar