Gonna echo steaming. The trick is to stop shortly before it's at optimal doneness. Doneness can frequently be assessed by the bright, rich color of the veggies:

Gonna echo steaming. The trick is to stop shortly before it's at optimal doneness. Doneness can frequently be assessed by the bright, rich color of the veggies: too raw and they're dull and tough, too cooked and they're gray and mushy.