The correct description of Sudanese culture from the given options is:
Fava beans are common throughout Sudan.
Fava beans, known locally as "foul," are indeed a staple in Sudanese cuisine. The other statements are incorrect: traditional homes are typically made from mud bricks or thatch rather than concrete, bomba drums are traditionally used in cultural and ceremonial contexts rather than to communicate current events, and Islam is the predominant religion in Sudan, not Catholicism.