Thaw frozen crab legs in the refrigerator overnight or under cold running water
Rinse the crab legs and pat them dry
Fill a large pot with water and add salt
Bring the water to a boil
Place a steamer basket over the boiling water or add the crab legs directly to the pot
Cover and steam for 5 to 7 minutes if thawed, or 8 to 10 minutes if frozen
Alternatively, bake at 375°F for 10 to 15 minutes wrapped in foil with butter and seasoning
Alternatively, boil for 4 to 6 minutes if already cooked and thawed
Remove the crab legs carefully with tongs
Serve with melted butter, lemon wedges, and seasoning of choice