However, it is quite fragile due to the suspension of the inner vessel on its own spout. Moreover, it is virtually impossible to clean the vessel after using inside, making it practically impossible to change the type of oil or vinegar places filled.
It is advisable to use a transparent vinegar for the outer container so that the colored oil is clearly visible inside. The outer container has been designed for significantly greater than the inner container, which is why you have to fill more vinegar into the outer container, as oil into the inner container, if you want to get an attractive appearance.
