Salt - 1 teaspoon
Sugar - 1 tablespoon
Red rice vinegar - 1 tablespoon
Red chilli oil (optional) - 1/3 teaspoon
Sesame oil - a few drops
1. To prepare the cucumber split it, unpeeled, in half lengthwise, scrape off and discard the seeds and cut across into thick chunks.
2. Sprinkle the cucumber with the salt, mix thoroughly and marinate for at least 10 minutes - longer if possible - then pour the juice away.
3. In a bowl mix with the sugar, vinegar and red chili oil (if using).
4. Garnish with sesame oil and serve immediately.