Combine mayo, shallots, salt, and pepper together in a mixing bowl. Whisk. Fold in eggs.

Variations; Celery, mustard, bacon, red or yellow onions, cayenne, parsely, cilantro, scallions, leeks, ramps, chives, basil, oregano, marjoram, jalapeño, bell peppers, vinegar, corn, garlic, paprika, smoked paprika, crushed pepper flakes, dried sriracha, capers, tarragon, dill, asparagus, avocado, poblano, celery salt, chervil, sour cream, watercress, spinach, lemon, mint, curry, chiles, green beans, poppy seeds, diced pickles, pickle relish, pickle juice, mustard seed, cajun seasoning,