⅓ cup unsalted butter
⅔ cup brown sugar
4 baking apples, such as spy's or pink lady, peeled, quartered and cored
1 teaspoon grated lemon rind
½ teaspoon cinnamon
1 teaspoon ginger
½ package frozen puff pastry
1 egg, beaten with pinch of salt
Combine butter and brown sugar in a skillet over medium high heat. Add apples and cook until sauce is caramelized and apples are cooked, about 10 minutes. Add lemon rind, cinnamon and ginger. You will have about 2 cups of cooked apple.
Cut puff pastry sheet into 4 5 x 5-inch squares. Place pieces on ungreased baking sheet, divide apples among them. Bring up the 4 corners and seal with beaten egg. Brush the entire pastry with egg mixture.
Bake for 15 to 20 minutes or until pastry is golden. Cool 10 minutes, then serve with ice cream