In our desi culture, a shareef, sughaR, mashriqi khaatoon is supposed to be a Ph.D in umoor-e-khaanaa daari. 
By mentioning such things, candidates make sure that whoever is interested knows how to cook all those food after all, to win the husband’s heart, wife should know all what he likes or dislikes 
and then the old saying goes: Path to man’s heart goes through his stomach 
Only in Pakistan 