Alfajores
Two pale, crumbly cornstarch cookies with dulce de leche between them and coconut around the edge. The dough has more cornstarch than flour, which is what makes them collapse the moment they hit your mouth, and they are better the day after you make them.
At a glance
Ingredients and method are in the app
Kitchen Pantri holds the full ingredient list and step-by-step method for Alfajores, checks it against what is already in your pantry, and adds anything missing to your shopping list. The app is free to use; you set up a Pantri account when you first open it.