Alternatively, people can thaw shrimp in a leakproof bag submerged in cold water, changing the water every 30 minutes. If cooking the shrimp immediately, people can thaw it in a microwave.

Meanwhile, fill a large bowl with ice and water; set aside. Add shrimp to boiling water, and cook until opaque, about 1 minute. Transfer shrimp to ice water using a slotted spoon, and let stand ...

(The shells and heads should be used to make shrimp broth - put them in a pan, add water to barely cover, then bring to the boil. Lower the heat and simmer for 30 minutes, then strain through a ...