1. Prepare ingredients: pork knuckle 500g, ginger slice 50g, millet pepper 100g, cooking wine 50g, salt amount, Jiang Mo 20g, minced garlic 20g, one spoonful of aged vinegar, one spoonful of soy sauce, chicken essence 5g, monosodium glutamate 3g and Laoganma amount.

2. Put the pig's hand in the pot and cook it in cold water, and remove the floating foam. Then put the trotters in a pressure cooker and add water. Add 50 grams of ginger slices, 50 grams of cooking wine and appropriate amount of salt.

3. Put the pig's hand in the pressure cooker, cook it, take it out and cool it for later use. If there is no pressure cooker, an ordinary pot will do.

4. To make juice, first add100g millet pepper to the bowl. The millet pepper should be chopped. Pay attention to protect your eyes when cutting peppers. When cutting peppers, sometimes juice flies into your eyes most easily, so you can wear glasses when cutting peppers.

5. Then add 20 grams of Jiang Mo, 20 grams of minced garlic, one spoonful of aged vinegar, one spoonful of soy sauce, 5 grams of chicken essence, 3 grams of monosodium glutamate, proper amount of salt and proper amount of Laoganma.

6. Seasoning can be flexibly matched according to your own taste. If you eat spicy food, put more Laoganma. If you eat light food, put less salt and be flexible.

7. Pour the above seasoning on the cooked pig's trotters, sprinkle a little sesame seeds and put sesame oil, and match flexibly according to your own taste. The delicious cold trotters are ready.