While the crostinis are baking, place the hard-boiled eggs, bacon, mayonnaise, radish, fresh dill, green onion, and salt into a medium-sized mixing bowl and combine.
¼ cup chopped cooked bacon, 6 hard-cooked eggs, ¼ cup mayonnaise, 2 tablespoons minced radish, 1 tablespoon minced fresh dill, 1 teaspoon minced scallion, ½ teaspoon kosher salt