Because when the bullwhip is boiled in boiling water, the sponge will expand, so it looks hard. Bullwhip is the external genitalia of male cattle, also called Niuchong. It is rich in androgen, protein and fat, can tonify kidney and strengthen yang, and can be used for treating kidney deficiency, impotence, nocturnal emission, soreness of waist and knees, etc. In addition, the collagen content of bullwhip is as high as 98%, which is also the first choice for women's beauty.

It is suggested that the more you cook, the less the foam will be, and then stew it in a pressure cooker. Bullwhip should not be chewy, soft and stewed.

Add garlic seeds, lard and radish slices to the pressure cooker. Radish slices can be tasty and non-sticky, and will not stew at all when cut thick.