An oil-and-fat composition, meets the following five requirements (a) to (e):(a) a X2O content is 50 to 80% by mass;(b) a XOX content is not more than 50% by mass;(c) a mass ratio XOX/X2O is 0.3 to 0.8;(d) a mass ratio PStO/X2O is 0.2 to 0.6; and(e) a mass ratio St/P is 0.4 to 1.5.