Ingredients

1 onion, quartered 

1 rib celery, coarsely chopped 

1 lemon, cut into 1/4-inch slices 

4 sprigs fresh flat-leaf parsley 

3 pounds small to medium shrimp 

Coarse salt 

Preparation

Fill a large pot with water; add onion, celery, lemon, and parsley. Bring to a boil over high heat; reduce to a simmer and cook 15 to 20 minutes.

Add shrimp and season with salt. When water returns to a simmer, immediately remove pot from heat. Shrimp should be curled and bright pink. Drain and let cool. Peel and devein shrimp.