Cooking fresh crab legs is just as simple but requires a little extra time. Before you reheat or cook crab legs, be sure to thaw them. Thawing crabmeat ensures that it will heat up evenly. You can defrost crab legs in the refrigerator overnight (for about 8 hours) or by running cold water over them.

Can you cook crab from frozen?

You can cook frozen crab legs on the stove without thawing. You can cook frozen crab legs on the stove without thawing. Try a boiled snow crab legs recipe or an Old Bay king crab legs recipe.

How do you thaw frozen crabs?

If you have decided to purchase pre-cooked frozen crab, simply place it in the refrigerator overnight in order to defrost. If you need to defrost the crab quickly, wrap it in cling film and place it in a sink full of cold water. Do not use hot water. A two pound crab will defrost in one hour.