These are attractive as well as delicious tuiles, especially if you use unblanched hazelnuts to make them—the little flecks of skin are so pretty in the cookies.
With a small rubber spatula, stir the egg and egg white together in a bowl to break them up. Stir in the sugar, then the hazelnuts, finally the flour. Be careful not to aerate the batter. Last, stir in the rum.
Before you place a pan of cookies in the oven to bake, have a thin-bladed spatula, pancake turner, or thin, flexible plastic scraper ready to remove the