Wash your hands well with soap and warm water for at least 20 seconds.
Wash cucumbers and strawberries and cut into small pieces. Add to a small mixing bowl.
Add vinegar, oil, honey, onion powder, and salt to mixture and stir until cucumbers and strawberries are evenly coated. Cover and chill in refrigerator for at least an hour.
Store in an airtight container and refrigerate leftovers within 2 hours.