For the Chicken:

1 lb boneless, skinless chicken breasts or thighs, sliced thin

¼ cup cornstarch

1 egg white

½ tsp salt

½ tsp pepper

Vegetable oil for frying

For the Sauce:

1 tbsp sesame oil

2 tbsp garlic, minced

1 tbsp ginger, minced

2–3 dried red chilies or crushed red pepper flakes

½ cup tomato ketchup

2 tbsp soy sauce

1 tbsp chili garlic sauce

1 tbsp vinegar

1 tbsp sugar or honey

¼ cup water (optional, to adjust sauce consistency)

Salt to taste

Garnish (optional):

Sliced green onions

Toasted sesame seeds

Fried onion or bell pepper strips