In a small bowl whisk together the mayonnaise, lemon juice, Old Bay Seasoning, fresh dill, and half the salt called for. Taste and add salt and pepper to taste.
3/4 cup mayonnaise, 1 tablespoon lemon juice, 1 1/2 teaspoon Old Bay Seasoning, 1/2 tablespoon fresh dill, 1/2 teaspoon kosher salt, black pepper