sentence: mix chicken stock and sugar sentence: add the white vinegar hoisin sauce and mix sentence: mix the corn starch to thicken it sentence: pour the flour and black pepper on chicken and stir sentence: add the egg white to the chicken sentence: coat the chicken in the corn starch sentence: fry the chicken in hot oil in a pan sentence: heat the sesame oil ginger slice minced garlic green onion and chili pepper in the pan sentence: pour the prepared sauce in the pan sentence: add in the fried chicken and stir