The formula of monarch and minister auxiliary divides spices into three grades according to their importance, namely monarch and minister auxiliary.

When we mix spices, we only need to mix the proportion of spices according to these three grades.

Liao Jun is the most used spice in a group of spice formulas. The main features of Liao Jun are as follows:

1, with pure taste and no peculiar smell. 2. It has outstanding deodorizing effect. 3. It has obvious fragrance enhancement effect. 4. It also has a good fragrance-imparting ability, that is, it gives braised pork a rich tail fragrance, that is, after-mouth fragrance, which refers to the aroma felt by the nose and mouth when braised pork is chewed in the mouth and swallowed in the stomach. In a reasonable perfume formula, there are generally 3-6 kinds of imperial materials, and their total weight accounts for 58% of the whole perfume formula.

Commonly used royal ingredients are star anise, cinnamon, fennel, galangal, nutmeg, angelica dahurica, tsaoko, Amomum villosum and cumin.

Minister spice is the second largest spice in a group of formulas. The main feature of the minister material is that it can make up for the lack of aroma and taste of the monarch material according to the overall design of the flavor of the stewed dishes, so as to make the flavor of the stewed dishes more perfect.

In a reasonable perfume formula, there are generally 5- 10 kinds of long ingredients, and their total weight accounts for 29% of the whole perfume formula.

Common courtiers include Amomum villosum, Radix Angelicae Dahuricae, Fructus Tsaoko, Amomum villosum, Radix Glycyrrhizae, Pericarpium Citri Tangerinae, Rhizoma Kaempferiae, Pepper, Fragrant Leaves, Rapeseed, Ramulus Cinnamomi, Ginger, Cumin and Siraitia grosvenorii.

Seasoning is the smallest amount of spices in a group of spice formulas.

The main feature of seasoning is that it can make the flavors of various spices blend with each other, correct the bad smell in brine, and endow braised pork with fragrant characteristics. Aroma and pre-aroma are the smells of stewed vegetables before they are imported. In a reasonable spice formula, there are generally 3- 10 condiments, and their total weight accounts for 13% of the whole spice formula.

Common condiments include clove, long pepper, groundsel, citronella, Cao Ling, vanilla, cardamom, thyme, rosemary, peach, Gan Song and bitter orange.