2. Add water to the pot to boil, then blanch the chicken wings, remove the cold water and control the moisture;

3. Cut the onion into small pieces, slice the ginger, put a proper amount of oil in the pot, heat it, then add rock sugar to melt it, pour the chicken wings into the pot and stir them evenly, add the onion and ginger and stir them evenly, pour in soy sauce, stir-fry the chicken wings and color them, pour in cola, simmer for/kloc-0.5-20 minutes after low fire, add salt and chicken essence to taste after the soup is dry, and then collect the juice with high fire and plate it.