Beef and pork can't be eaten together. From the perspective of traditional Chinese medicine, pork is sour and cold, slightly cold has the property of nourishing yin and cold, while beef is warm, which can strengthen the spleen and stomach, strengthen the waist and feet, and has the effect of calming the middle warmer and benefiting qi. Both of them can nourish the spleen and stomach, but they conflict with each other and should not be eaten together.