[header] How to steam frozen vegetables [title] Defrost frozen veggies in a refrigerator to remove excess water. [step] If the recipe you're making calls for a specific amount of water, you may want to thaw your veggies before steaming. The water locked inside frozen vegetables can add a considerable amount after it thaws. 
[substeps] Defrosting veggies in your refrigerator will decrease the risk of bacteria contaminating your food. Use a bowl to catch the water during the thawing process.