The hamstrings last longer. According to the inquiry about the structure of tendons, the meat of tendons is harder than that of beef and mutton, so it takes longer to stew tendons in a pressure cooker. Pressure cooker, also called pressure cooker, pressure cooker, is a kitchen pot. A pressure cooker increases the physical phenomenon of the boiling point of liquid under higher pressure, allowing the water to reach a higher temperature without boiling, thereby speeding up the efficiency of stewing food.