Although Congress party won the last two elections largely with Muslim votes it has declined to give a senior ministry to any Muslim. Also Muslims who are made even insignificant ministers are long time faithful retainers who do not represent the Muslim community in any viable manner.
http://www.ummid.com/news/2011/September/04.09.2011/to_b_a_muslim_minister.htm
http://www.ummid.com/news/2011/September/04.09.2011/to_b_a_muslim_minister.htm