1. Break the eggs and put them in a clean basin. Preserved eggs are peeled and washed.
2. Cut the preserved eggs into small pieces and put them in the egg basin. Add a proper amount of salt, cooking wine, soy sauce and monosodium glutamate, and stir evenly with a manual eggbeater;
3. Cut the upper part of coca-cola bottle as an enema tool, connect the cut coca-cola bottle with the mouth of the casing, and pour the preserved egg liquid in 2 into the casing with a big rice spoon;
4, the seals are fastened with thin ropes respectively, and the middle is also fastened in sections to facilitate cooking;
5, water into the pot, cooked, the atmosphere turned to a small fire, 10- 15 minutes, cooled and sliced into a plate to eat.