Execution
Follow the master commands
Make the Dough: Cream butter and sugar. Add egg yolks and lemon zest. Gradually mix in flour and cornstarch to form a dough. Chill for 1 hour.
Bake the Cookies: Roll out the dough, cut into circles, and bake at 180°C (350°F) for 12-15 minutes. Let cool.
Assemble: Spread dulce de leche on one cookie, then sandwich with another. Roll the edges in coconut flakes.




