Dice potatoes into1 cm thick cubes, then put them into a bamboo steamer, steam for30 minutes.
This restaurant has the best soup buns, for only 2$ per bamboo steamer.
Produced process is laying the pulp mill of the rice noodle on the bamboo steamer to steam.
Use a bamboo steamer or a folding steamer basket with enough room for each piece of fish to lie flat.