According to a custom observed by many Jews of Ashkenazic (Eastern European) descent, key shaped challahs are baked the first shabbos after Passover as a symbol of the desire to bring blessings into the home. After the holiday, and the Jewish people’s deliverance from slavery, is the time for new beginnings, so it is only fitting that one would want to grace their home with good things, and what can be better than freshly baked challah? Now, one doesn’t have to actually bake challahs shaped like keys, one can also simply place a key (wrapped in aluminum foil) in the bottom of the pan, or under the braided loaf, but…