Apple galette recipe with cinnamon cream cheese

Ingredients

• 1 stick butter cut into cubes
• 1.5 cup flour
• 1 teaspoon kosher salt
• 1/4 cup sour cream
• 2 tablespoons lemon juice
• 1/4 cup ice cold water
• 8 oz cream cheese at room temp
• 1 teaspoon cinnamon divided
• 1/4 cup sugar, divided
• 1 tablespoon vanilla
• 1 teaspoon corn starch
• 4 granny smith or pink lady apples, peeled and sliced thin
• 1/2 cup powdered sugar
• 1 teaspoon apple quintessence
• 1 T + 1 teaspoon water
• 1 egg yolk and a splash of water for a wash
• dusting of granulated sugar for the crust