Can.
According to the survey of Gourmet World, it is OK to stir-fry beef with lard. There is no conflict between the two in terms of food matching, and no harmful substances will be produced.
However, using lard to fry beef will make the beef taste better, and the lard can also be fully absorbed and utilized.
It is worth noting that for patients with high blood lipids or cardiovascular disease, it is recommended to be cautious in eating beef fried with lard, because lard contains high saturated fatty acids and cholesterol, which is not conducive to the control and recovery of the patient's condition.