1. 500 grams of tender fresh cucumber, 25 grams of sesame oil, 5 grams of white vinegar, 10 grams of mustard, appropriate amounts of pepper and refined salt.

2. Wash and sterilize the cucumbers, cut them into thick and thin pieces, add refined salt to taste for 3 minutes, rinse with cold water, squeeze out the water, and place on a plate.

3. Put the sesame oil, white vinegar, mustard and pepper in a bowl and mix thoroughly. Pour it over the cucumber pieces and mix well. Serve.