Cookware

Steamer

Gentle moist heat that keeps vegetables, fish, and dumplings tender

Cooks food in rising steam, preserving color, nutrients, and delicate texture. Bamboo baskets are classic for dumplings and dim sum; metal inserts work for everything else. Keep the water below the basket so food steams rather than boils.

A steamer cooks by surrounding food with rising vapor rather than submerging it, so vegetables keep their color and crunch, fish stays moist, and dumplings cook through without going soggy. Because nothing dissolves into a pot of boiling water, water-soluble vitamins and flavor stay in the food. The category runs from stackable bamboo baskets that perfume dim sum with a faint woody scent to collapsible metal inserts that drop into a pot you already own. The principle never changes: keep simmering water below the food, trap the steam, and let gentle heat do the rest.

Types & varieties

Bamboo basket

Stackable tiers that wick away condensation and add faint aroma; classic for dim sum.

Collapsible metal insert

Folding 'flower' basket with feet; cheap, compact, fits almost any pot.

Tiered metal steamer

Dedicated pot with stacked perforated pans for cooking several items at once.

Electric food steamer

Countertop unit with a timer and water reservoir; hands-off, but bulky to store.

How to use it

The water should reach just below the basket and stay at a lively simmer, not a hard rolling boil that splashes up into the food. Line a bamboo tier with parchment, cabbage, or lettuce leaves so delicate items don't stick or fall through. Leave space between pieces for steam to circulate, and resist crowding — overlapping food steams unevenly.

Bring the water to a simmer before the food goes in so timing is predictable
Stack denser foods on the bottom tier, delicate ones on top
Keep a kettle of hot water nearby to top up during long steams
Lift the lid away from you to dodge the burst of escaping steam

How to care for bamboo

Bamboo is porous and hates standing water, which warps the slats and breeds mildew. Rinse it under hot water with a brush, skip the soap (it soaks in and lingers), and let it dry completely before stacking it away. A well-kept basket darkens and seasons over years of use.

Common uses

Steaming dumplings, bao, and dim sumCooking fish fillets and whole fish gentlyCrisp-tender broccoli, green beans, and asparagusReheating rice without drying it outSteaming custards and sponge puddingsSoftening tortillas or warming buns

Tips & pitfalls

Add aromatics — ginger coins, lemongrass, citrus peel — to the water to perfume the food
A heatproof plate inside the basket catches juices from fish or buns
Don't let the pot boil dry; a scorched bamboo basket is ruined
For even cooking, cut vegetables to a uniform size before they go in