A specific amount of malonylisoflavone glycosides that are poorly soluble in oil and fat is contained in an oil and fat for non-tempering-type chocolate or an oil and fat for tempering-type chocolate, and thus an oil and fat composition for chocolate capable of enhancing chocolate flavors (a good milky taste, a sweet taste, a cacao flavor, etc.) without affecting the physical properties of chocolate and chocolate containing the said oil and fat composition are shown.