By Aida Alami and Amelia Nierenberg Moroccan families usually celebrate Eid al-Adha, the Feast of Sacrifice, with prayers at the mosque in the morning and sizzling meat skewers at night.

Eid al-Adha is almost here. Translating to the "Festival of Sacrifice," the holiday is regarded as one of the two biggest holy days observed by Muslims — the other being Eid al-Fitr, meaning ...