Instead of a steamerHowBest for
Metal colander or sieveRest in a pot, lid onVeg, dumplings, like a basket
Plate on a trivet / foil ballsRaise it above the water, coverFish, buns on a plate
Upturned bowl + plateBowl holds the plate upAnything on a dish
Microwave + covered bowlSplash of water, coverFast vegetables