When making braised pork, the ratio of 1 part of black duck flavor paste, 2 parts of bittern oil and 2 parts of brine should be made.

1. Black duck flavor cream: It is a condiment, which is usually used to enhance the taste and aroma of food. This flavor cream can be purchased in many places, such as supermarkets and food stores.

2. bittern oil: bittern oil is a kind of oil used in making braised pork, which can provide rich taste and smooth texture for braised pork.

3. Brine: Brine is a mixture of brine, which is used for soaking, cooking and seasoning ingredients. When making pot-stewed flavor, the concentration and composition of brine will vary according to different dishes and tastes.