Cut cucumbers into matchsticks.

Cut carrots into matchsticks.

Slice jalapeno pepper into rounds.

Add cucumbers, carrots, and jalapeno to a jar.

Add peppercorns and star anise to the jar.

In a measuring cup, combine sugar, salt, rice wine vinegar, and hot tap water.

Whisk until sugar and salt dissolve.

Pour the vinegar mixture over the vegetables in the jar.

Cover the jar tightly.

Let sit for a couple of days in the refrigerator before serving.