Bahlsen Hit Cookies, vanilla flavored.  Cheap (less than $2) and made in Poland, these were bought at a supermarket in Brooklyn, NY.
<a href="//commons.wikimedia.org/wiki/User:Evan-Amos" title="User:Evan-Amos">Evan-Amos</a>
<span class="int-own-work" lang="en">Own work</span>