2. Wash the okra and cut off about 2/3 of the pedicle. (Don't cut the okra, to prevent the mucus in the soup from losing.)
3. Put mustard, oyster sauce, soy sauce, sugar and sesame oil into a bowl.
4. Stir well.
5. Boil the pot with water, add 1 tsp salt and corn oil, blanch the okra for about 3 minutes, turn green, and fish it out.
6. Immediately soak in ice water to keep it crisp and green.
7. code the okra.
8. Sprinkle with sauce and sprinkle with cooked sesame seeds.