Add the eggs to boiling water in a large saucepan. Boil for at least 10 minutes.
Remove the eggs from the pot and add to ice water. Chill for at least 1 hour or until completely cooled.
Peel the eggs and discard the shells. Cut egg, lengthwise & scoop the yolks out into a food processor. Lay the egg whites upwards on a flat surface.
Add the mayonnaise, cream cheese, hot sauce, vinegar, & dijon to the egg yolks. Blend until smooth. Check for seasoning and adjust as needed
Place yolk mixture in a piping bag fitted with a star tip & set aside
For the dredge: Add the flour to a small mixing bowl. In a separate bowl, combine the panko bread crumb with the onion powder, garlic powder, & cracked black pepper. Whisk the eggs & milk together until fully incorporated.
Dredge the egg whites first in the flour, then the egg wash, finishing in the seasoned panko bread crumb. Set each egg on a wired rack over a baking/sheet tray
In a pre-heated 350F fryer, carefully added each egg & fry until golden brown.
Remove the eggs & place on the wire rack. Season each egg with the pecorino Romano.
Once the eggs have completely cooled, evenly pipe the egg mousse onto each egg half.