Prep time: 15 minutes Cook time: 20-25 minutes Materials: 1 large sheet puff pastry or 2 small sheets 8 gala apples chopped 1/4 cup granulated sugar 1 tbsp. cinnamon Juice of 1/2 lemon 1 tbsp. cornstarch w/ 1 tbsp. cold water 1 egg w/ 1 tbsp. water 1 cup powdered sugar 3-4 tbsp. heavy whipping…