Molded Walnut Cookies

I’ve been making orzeszki, walnut cookies made from paper-thin shortcrust filled with cocoa paste or dulce de leche, for years, ever since I found a set of their very particular metal molds at a flea market in Prague. And whenever I make them, the reactions come in strong from my friends across the former Eastern Bloc nationalities. “Gorishok! This is my childhood!” “Orech! I love them.” “How did you make these oreshki?” “Save me some orzeszki! Are they with caramel or chocolate?” All real