Clean the chicken skin from the fat and then marinate with garlic, salt and ginger that has been mashed.
After being marinated for 1 hour, heat the oil then coat the chicken skin with a mixture of flour, cornstarch, baking powder with salt, pepper & flavoring.
Coat the entire surface of the chicken skin with flour until evenly distributed then fry in hot oil until crisp and brownish yellow.
For the sauce, puree the salted egg yolk then heat the margarine and add the salted egg yolk.
Stir until smooth then add the whole milk little by little until the texture is thick. Use low heat so it doesn't burn.
Add salt, pepper, sugar and garlic powder. You can add a little flavor if it's less tasty.
