直接热水泡发即可。竹荪属于煮久不烂的菌类，泡发过程并不影响食用风味。竹荪的具体做法如下：
竹荪排骨汤
用料：排骨、竹荪、姜、料酒、盐、葱
做法及步骤：
1、先将竹荪用热水泡发，以冷水冲洗干净
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2、姜切片，葱切断
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3、排骨凉水下锅，用开水焯过，捞出冲洗干净置一边备用
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4、将砂锅中放清水，放排骨、少许料酒，葱和姜，大火煮开后转小火煲一个半小时
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5、放入竹荪再煲30分钟。放盐和胡椒粉调味，最后撒香菜末即可
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竹荪用盐水泡发10分钟即可，下面是具体做法：
准备材料：竹荪适量，盐适量
1、将买来的竹荪取出备用。
2、竹荪放在盆中，用盐水浸泡10分钟，竹荪的菌盖头是气味的来源，需要把它剪掉。
3、10分钟后，换一盆清水，把竹荪的花冠都剪掉即可。
扩展资料
竹荪的保管及选购注意事项：
竹荪品质娇嫩容不得半点马虎，如果保管不当，就会迅速变色变质，颜色会由洁白色变为黄色，清香的味道也会随之消失，而且还会长霉虫，不能食用。
选购干竹荪时，应选形状完整、裙摆较长且均匀、色泽淡黄、气味清香的，雪白的可能是硫磺熏的。
参考资料来源：人民网-竹荪烘干色淡黄 雪白的可能有猫腻
