Due to the range of culinary traditions across the Iranian provinces, food in Iran is extremely diverse. Common to all the Iranian provinces however, is the fact that Iranian food tends to be both healthy and nutritious.
The time of Islamic festivals is calculated according to local sightings of various phases of the moon and the dates given below are approximations which are subject to change each year.
Christmas in Iran is known as the Little Feast. For the first 25 days of December, a great fast is observed, during which no meat, eggs, milk, or cheese is eaten.