Pork Knuckle Soup
                            
                                1.
                                Wash pig's feet, cut into pieces, blanch in boiling water to remove blood; wash soy
                                    
                            
                            
                                2.
                                Sliced ginger, set aside
                                    
                            
                            
                                3.
                                Wash the casserole, add pig's feet, soybeans, ginger, appropriate amount of cooking wine, and add 1500ML of water
                                    
                            
                            
                                4.
                                Bring to a high heat, boil for 1.5 hours on medium and small heat, add salt to taste, turn off the heat, and then
                                    
                            
                            
                                Tips: 
                                1. The pig's feet and soybeans are rich in nutrition;
 2. Soybeans can be soaked overnight in advance to make them softer;
 3. If you don't want to spend such a long time to cook the soup, you can switch to a pressure cooker for 15-20 minutes;