Tartar Sauce (Western and Japanese)

Name: Tartar Sauce (Western and Japanese)
Prep time: 10 min
Total time: 10 min
Cuisine: European, Mediterranean, French
Ingredients: 3/4 cup light mayonnaise; 1/2 cup chopped dill pickles (or chopped cornichons); 2 tablespoons white wine vinegar; 1 tablespoon shallots or red onion (finely chopped); 1 tablespoon capers (chopped); 2 teaspoons grain mustard; 1/2 teaspoon granulated sugar; 1/4 teaspoon ground black pepper; 2 tablespoons shallots or red onion (finely chopped); 3/4 cup Kewpie mayonnaise (Japanese mayonnaise); 2 hard boiled eggs (peeled and finely chopped); 1/4 teaspoon kosher salt; 6 ounces sweet cornichons (finely chopped); 1 tablespoon parsley (finely chopped); 1/2 tablespoon lemon juice; 1/2 teaspoon karashi hot mustard