Cook the pasta to al dente according to the package directions. Drain the pasta and let it cool completely.
1 lb. dry rotini pasta
Add the pasta, cheese cubes, diced dill pickles, dill, and chives to a large salad bowl.
8 oz. sharp white cheddar cheese, 2 cups diced dill pickles, 1 tbsp chopped fresh dill, 1 tbsp chopped fresh chives
In a separate dish, whisk the mayonnaise, sour cream, pickle juice, onion, garlic, salt, and black pepper together.
¾ cup mayonnaise, ½ cup sour cream, ⅔ cup pickle juice, ½ white onion, 2 cloves garlic, ½ tsp kosher salt, ¼ tsp ground black pepper
Toss the dressing and salad ingredients together until combined. Refrigerate for at least one hour before serving. Toss the salad with an additional ¼-½ cup pickle juice if desired.
Top the salad with extra pickles, dill, and chives.