Step 1

Heat oil in a cast iron skillet over medium-high heat. Cook shrimp for about 5 minutes, until they are bright pink on the outside and the meat is opaque. Immediately immerse shrimp in a bowl of cold water and let cool for at least 10 minutes.

Step 2

Meanwhile, bring a large pot of lightly salted water to a boil. Add pasta and cook, stirring occasionally, until tender yet firm to the bite.

Step 3

Peel and devein shrimp. Drain pasta and transfer to a large bowl.

Step 4

Add shrimp, mayonnaise, sour cream, peas, celery, red onion, lemon juice, dill, sugar, salt, and pepper to the bowl.

Step 5

Adjust seasonings to taste. Chill at least 2 hours before serving.