These look like Hungarian Jam Linzer Cookies (Linzer Karika).

Instructions

1. Mix butter and powdered sugar until creamy.
2. Add egg yolks, vanilla, and lemon zest.
3. Add flour and mix to form a soft dough.
4. Wrap and refrigerate 30 minutes.
5. Roll dough to about 3–4 mm thickness.
6. Cut cookies; cut a small hole in the center of half of them.
7. Bake at 180°C (350°F) for 10–12 minutes.
8. Spread apricot jam on the bottom cookies and place the cut cookies on top.
9. Dust with powdered sugar and drizzle with melted chocolate.