Dough Ingredients: • All-purpose flour...170g (about 1 1/3 cups) • Unsalted butter...60g (cut into small pieces) • Water...75g (about 1/3 cup) • Pastry Ingredients: • Cake flour...140g (about 1 cup) • Unsalted butter...75g (cut into small pieces) • Filling Ingredients: • Pure pineapple filling...400g (available at specialty food stores) • Topping: • Egg yolk wash...as needed • Black sesame seeds...as needed •