Provided are: an oil or fat composition, which is capable of preventing the migration of oil or fat in a combined confectionery that comprises a combination of a chocolate with an oil or fat-based food material, has a good tolerance against cold blooming that is caused by the migration of oil or fat and softening of a chocolate, and enables the production of a chocolate having a high meltability in mouth a chocolate using the oil or fat composition and a combined confectionery using the chocolate.