To dilute sesame paste, water or sesame oil is usually used. The advantage of using water to dilute sesame paste is that it is easy to operate and has a refreshing taste. However, sesame paste diluted with water will go bad overnight and should be mixed as needed. If you want to make the sesame paste diluted long time preservation, you must use sesame oil to dilute, because sesame oil and sesame paste is a homogeneous substance, good compatibility, will not produce chemical reactions. Diluted in this way, it can be preserved for a long time.