How to Make It
Whisk together mayonnaise, mustard, dill, lemon zest and juice, salt, sugar, pepper, paprika, and hot sauce in a bowl. Coarsely crumble hard-cooked eggs into mayonnaise mixture; gently fold together using a spatula to coat. Fold in celery and scallions. Taste salad, and adjust seasonings. Refrigerate, tightly covered, until chilled, at least 1 hour or up to 3 hours.
Stir salad. Taste, and adjust seasonings before serving. Store, covered, in refrigerator up to 3 days.