Baking peanuts in an oven before start cooking. Steam preserved eggs for 10 minutes.
Slice the century eggs. Dip the preserved eggs with cornflour.
Deep-fry the preserved eggs.
Stir-fry Sichuan pepper until you can smell the aroma, then remove it. Then, add garlic and dried chili and stir-fry it.
Add the preserved eggs into the pan, stir and pour the sauce in it. Stir-fry until the sauce is absorbed. Then, add the baked peanuts, stir-fry it and sprinkle some minced scallion.