Take a rectangular flat-bottomed vessel, with a layer of oil, in practice into the container 1, into the steamer distilled <br>10 to 20 minutes, it is transparent to.
Take a square flat-bottomed container, coat it with a layer of oil, pour practice 1 into the container and steam in a steamer<br> 10 to 20 minutes, transparent.
Take a square flat bottom container, apply a layer of oil, pour practice 1 into the container, and put it into the steamer for steaming<br>10-20 minutes, transparent.