The three cornered cookies we eat on Purim is actually a play on words. -Muhn refers to the poppyseed filling in German pastries that was popular in the late 1700s. -Tasch is the German word for pocket...or pocket cookies. -Mohntaschen literally means poppy seed pockets. -Oznei Haman, the Hebrew, translates to Haman's ears. -Put them all together and you have Hamentaschen.