Yam Black Fish Soup
                            
                                1.
                                Peel the yam and cut into hob pieces, wash the black fish and drain; prepare other ingredients; put an appropriate amount of oil in the pot, and then add 1 tablespoon of lard
                                    
                            
                            
                                2.
                                Add sliced ginger, green onion and pepper to fragrant; then scoop up all the spices
                                    
                            
                            
                                3.
                                Place the black fish fillet and fry it; turn it over with chopsticks and fry it
                                    
                            
                            
                                4.
                                After frying the reverse side, pour in the right amount of boiling water; add the prepared yam cubes
                                    
                            
                            
                                5.
                                Put the freshly picked ginger slices and green onions into it; after the high heat is boiled, cover with the lid and reduce to low heat for 30 minutes
                                    
                            
                            
                                6.
                                After simmering, add salt and pepper to taste; put in a bowl