A gourmet desert refers to a city or region with a relatively low level of food, which cannot meet people's demands and expectations for food. This situation may be caused by many factors.

firstly, climatic conditions may be a factor. For example, some inland cities that are far away from the sea or have a high degree of desertification are difficult to grow fresh fruits and vegetables and rich seafood and other ingredients due to the limitations of the natural environment. In this way, the local cuisines will be restricted, showing monotonous and slightly boring characteristics, which will make people lose their enthusiasm for tasting delicious food.

Secondly, human factors may also affect the food level of a city. If the history, culture and tradition of a city don't emphasize the importance of food, then in the local catering industry, the standard of food quality is not high enough, and it is difficult to meet the needs of customers. If the operator ignores the freshness and quality of the ingredients, even the dishes with excellent reputation will lose its original charm.

finally, the level of economic development is also an important factor affecting the level of food. Some economically backward cities may not be able to bear higher food costs, which limits the development of local catering industry and cannot introduce rich and varied ingredients and cooking techniques. In addition, because the consumption level of consumers is not high enough, restaurant operators tend to cut costs and reduce the input in food prices and chef equipment, which will also directly lead to the decline in the quality of food.

to sum up, whether a city becomes a "gourmet desert" is not simply determined by one of the factors, but is the result of the interaction of climate, humanity, economy and other factors. To get rid of the title of "gourmet desert", we need efforts and active promotion from all sides. For example, the government can introduce preferential policies to attract more local catering operators and introduce more specialty catering brands; At the same time, support and encourage local chefs to learn new cooking skills and upgrade traditional dishes to delicacies. These methods can effectively improve the food level of a city and attract more tourists to experience the local food culture.