Thaw the frozen lobster in the refrigerator overnight
If needed, place it in a sealed bag and submerge in cold water for 30 to 60 minutes
Bring a large pot of salted water to a boil
Add the lobster to the boiling water
Cover the pot and cook until the shell turns bright red
Cook for about 8 to 12 minutes for a 1-pound lobster
Add 3 to 4 minutes for each additional pound
Remove the lobster with tongs
Drain and let it rest for a few minutes
Split the lobster and remove the meat before serving