Poppy seed filling may be an acquired taste, but I have always loved the assertive, slightly musky flavor. I associate it with Christmas. Of course, I did grow up in Cleveland, an ethnic town that was home to many people with Eastern European heritage. I never did associate poppy seed filling with potica. (The very idea would have been sacrilege in my family!) I was most accustomed to it in Danish pastries and in those delicate filled cookie-pastries like the ones at the top of the page…