Wood will expand and contract across the grain, and a wide panel made of solid wood could change width by a half of an inch, warping the door frame. By allowing the wood panel to float, it can expand and contract without damaging the door.
Put trimmed and cleaned green beans in the steamer basket, set over the boiling water, cover, and steam until tender to the bite, 3 to 5 minutes (depending, again, on how crisp or tender you like your green beans).
To steam asparagus with a basic vegetable steamer, arrange the asparagus on the steamer and place it in a pot filled with about 1 inch/2.5cm of boiling water.Don't worry too much if they don't fit in a single layer. Cover and steam for 5-6 minutes until tender.n electric vegetable steamer is an excellent option. Here's how to steam asparagus with an electric steamer. First ensure that the steamer is filled with water according to the manufacturer's instructions. Now lay the spears out in the steaming basket and set the timer for 5 minutes.