Easy Palmiers from Leftover Pie Dough/Puff Pastry (蝴蝶酥)
Palmiers, elephant ears, butterfly cookies, or palm hearts all reference a flaky French pastry coated with caramelized sugar. Their simplicity makes them perfect for using up scraps of laminated dough, such as pie crust or puff pastry. The original version uses just sugar, but they can be adapted to include flavorings such as chocolate, spices,…