In a bowl, combine the salt, pepper, garlic powder, onion powder, sherry, and soy sauce. Mix well.
Arrang the chicken in a resealable bag. Pour-in the soy sauce mixture. Let all the air out of the bag and seal. Marinate the chicken for at least 3 hours. Note: It is recommended to marinate overnight
Pour the cooking oil in a cooking pot. Apply heat.
Meanwhile, combine Panko with regular bread crumbs and cornstarh in a large bowl. Mix well.
Place the beaten eggs in a bowl. Dip the marinated chicken sliced in the beaten eggs, then roll over the bowl with breadcrumbs and cornstarch. Make sure that the chicken is fully coated.
While the oil is hot (300F), but not smoking hot, slowy put-in the coated chicken. Fry for 15 minutes per side in low to medium heat. Note: do not increase the heat as it will quickly burn the crumbs leaving the inside of the chicken raw.
Remove the party fried chicken from the cooking pot. Transfer to a plate lined with paper towels to absorb the oil.
Arrange in a serving plate. Serve with your gravy of ketchup.
Share and enjoy!