01 -
In a bowl, stir together ketchup, soy sauce, Worcestershire sauce, brown sugar, ginger, mirin, and garlic. Pop it in the fridge for a few hours (or overnight, if possible). The longer it sits, the tastier it'll get!
02 -
Using a rolling pin or mallet, pound the chicken evenly to about half an inch thick. Add a splash of soy sauce with a pinch of salt and pepper on both sides.
03 -
Set up three bowls: one with whisked egg, another with flour, and the last one for panko crumbs.
04 -
Take each seasoned chicken breast, coat it with flour first, then dunk it into the beaten egg, and press it into the breadcrumbs until well-covered.
05 -
Heat a skillet with oil over medium-high heat until it hits 350°F. Fry the chicken for 4-5 minutes on each side, or until the crust turns golden brown and the inside is cooked through.
06 -
Place the fried chicken on paper towels to soak off any extra oil. Cut into strips, serve with tonkatsu sauce, and dig in!