Purple Sweet Potato Crystal Cake
                            
                                1.
                                Prepare ingredients: noodles, special flour, white sugar, purple sweet potato, maltose, corn oil and other ingredients;
                                    
                            
                            
                                2.
                                First make the filling: steamed and peeled purple sweet potato, smashed into purple sweet potato puree;
                                    
                            
                            
                                3.
                                Put the mashed purple potato into a pot, add white sugar and stir-fry until it is dissolved, then add maltose and stir-fry evenly, add corn oil, add in three times, stir-fry each time until it is completely absorbed. PS: You can check the specific recipe of my purple potato filling recipe.
                                    
                            
                            
                                4.
                                Let the prepared purple sweet potato cool and set aside;
                                    
                            
                            
                                5.
                                Add white sugar to a boil with an appropriate amount of water, and wait for the white sugar to dissolve;
                                    
                            
                            
                                6.
                                Mix even noodles and special corn flour, pour the boiled sugar water into it, and mix well; PS: The well-mixed dough is translucent.
                                    
                            
                            
                                7.
                                Then add corn oil, knead it into a smooth dough, and then divide it into small doughs of 30 grams;
                                    
                            
                            
                                8.
                                Thin the dough and add 20 grams of purple sweet potato filling;
                                    
                            
                            
                                9.
                                Put it into the mold and press out the pattern you like;
                                    
                            
                            
                                10.
                                Put the crystal purple potato cake embryo into the steamer;
                                    
                            
                            
                                11.
                                Boil the water, put the steamer on the steaming rack, and steam for 8 minutes.
                                    
                            
                            
                                Tips: 
                                1. Purple potato filling can be replaced with other fillings;
 2. The crust of the crystal cake must be boiled water and mixed until translucent;
 3. Anti-sticking, you can use some cake powder on your hands and in the mold, so that it is easy to take off the mold.