Step one, look at the color. The muscles of fresh beef are evenly red, and the fat is white or milky yellow and shiny; The color of sub-fresh meat began to darken and turn black, while the color of deteriorated beef turned dark and red.
Step two, smell the smell. Fresh beef smells normal when it is near, with a little fishy smell or grassy smell.
Step three, feel the viscosity. Before slaughtering fresh cattle, water and materials must be cut off. High-quality beef has low water content, fresh beef does not stick to hands, and there is an air-dried film on the surface of beef, which is slightly dry. The surface of inferior fresh meat is dry and sticky, and the surface of deteriorated meat is extremely dry or sticky.
Step four, try flexibility. Squeeze the beef by hand, and the depression of fresh beef can be recovered immediately, which is very elastic.
Step five, pinch the water. Fresh beef noodles are squeezed by hand, the surface is dry, the meat is firm, there is no moisture precipitation, and the quality is not bad.
Data expansion
Beef, also known as cattle and buffalo, is cool, warm and sweet, belonging to the spleen and stomach meridian.
Efficacy: tonify spleen and stomach, tonify qi and blood, and strengthen bones and muscles.
Applicable people: stewed beef or red beans are eaten together, which is used for diarrhea and edema caused by improper diet and weak spleen and stomach function; The beef breast made of beef is used for people with poor spleen and stomach function and easy diarrhea when eating cold; Beef powder, yam, lotus seed meat, etc. Make pills with jujube paste for people who are overworked.
Nutritional value: Beef contains protein, fat, saturated fatty acids and other nutrients.