Whisk:
- 1/4 cup rice vinegar
- 2 teaspoons sugar
- 1 teaspoon soy sauce
- 1 teaspoon fish sauce
- Some red pepper flakes
Then toss in some sliced vegetables. Suggestions include:
- cucumbers
- carrots
- onions
- radishes
Mix, cover and chill in fridge for at least 30 minutes before using.