Why is there a saying that "dragon meat in the sky and donkey meat on the ground"?

"Dragon meat in the sky, donkey meat on the ground" is a high praise for donkey meat, which fully shows the delicious degree of donkey meat. The reason why donkey meat is praised instead of dragon meat is because it is a folk saying. People are naturally on the ground, which has been hard to find in the sky since ancient times and easy to find on the ground. Moreover, this "dragon meat" is not the auspicious dragon of our nation, but usually refers to the flower-tailed chicken.

Donkey meat is rich in nutritional value, and chicken with flower tail is delicious, both of which began to spread in the north. The north is cold and the donkey meat is warm. Eating it has the function of warming the body and driving away the cold, and it tastes delicious, so it is praised by the people. Donkey meat, as the food here, is fatter than other animals. Beef meat is hard, and the demand for cooking tools and calories is too large; Although mutton is delicious, it is difficult to remove its own fishy smell; Rabbit meat has less fat and is not fragrant enough, while donkey meat has no odor, good meat quality, perfect fat and thin collocation and rich nutrition, which is really the top grade of meat.

From the perspective of modern nutrition, the amino acid composition of donkey meat is very comprehensive, including 8 essential amino acids and 10 non-essential amino acids. Tryptophan is an important substance to identify whether protein of meat species is comprehensive or not, and it is also an important index to evaluate meat quality. The tryptophan content in donkey meat is much higher than that in pork, beef and other meats, so the natural quality of donkey meat is also high.