01 -
1 small white onion, minced.
02 -
1 1/2 pounds large shrimp with shells.
03 -
2 teaspoons kosher salt.
04 -
1 pound unsalted butter, room temperature.
05 -
2 teaspoons lemon zest.
06 -
2 tablespoons lemon juice.
07 -
1 tablespoon Worcestershire sauce.
08 -
1/4 cup chopped fresh parsley.
09 -
1/4 cup chopped fresh dill.
10 -
1/2 teaspoon black pepper.
11 -
1/2 teaspoon celery seed.