Afghans are addicted to nan, which is, objectively speaking, one of the world's tastiest forms of bread. One popular meal called Shorba often involves eating nan with nan shortened nan is soaked in broth and then eaten back with dry nan.

The cultivars can be subdivided in several ways, but the most common types are summer leeks , intended for harvest in the season when planted, and overwintering leeks, meant to be harvested in the spring of the year following planting.