1. Food knowledge: Understand the characteristics of different ingredients, including taste, taste and nutritional value.

2. Cooking skills: master various cooking methods, such as frying, boiling, roasting, steaming, and the use of seasonings.

3. Gourmet culture: Learn about local eating habits and special dishes, as well as their historical and cultural background.

4. Catering market: Understand the development trend and consumer demand of the current catering market, so as to write articles that meet the market demand.

5. Aesthetic knowledge: Understand the role of aesthetic elements such as color matching, shape design, and plate setting art in food.

6. Nutrition knowledge: Understand the nutritional components and health benefits of food in order to recommend healthy food choices.

7. knowledge of catering management: understand the operation mode and management strategy of the catering industry in order to write in-depth articles.

8. Photography skills: If you need to make pictures, you need to master some basic photography skills, including light control and composition skills.

9. Writing skills: In addition to the above knowledge, you need to have good writing skills, including language expression ability and story telling ability.