Wash cucumbers thoroughly under cold water
Slice cucumbers thinly using a knife or mandoline for even texture
Place sliced cucumbers into a colander
Sprinkle salt evenly over the cucumbers
Toss gently to ensure all slices are coated
Let the cucumbers sit for 25–30 minutes to release excess moisture
This step prevents a watery salad and improves texture
Rinse cucumbers under cold water to remove excess salt
Pat cucumbers completely dry using a clean kitchen towel or paper towels
Transfer cucumbers into a large mixing bowl
Add thinly sliced onions to the bowl
In a separate bowl, combine sour cream, sugar, vinegar, and black pepper
Mix well until smooth and creamy
Taste the dressing and adjust sweetness or tang if needed
Pour the dressing over cucumbers and onions
Gently toss until everything is evenly coated
Add chopped fresh dill if using
Mix lightly to distribute herbs
Cover the bowl and refrigerate for at least 1 hour
Allow flavors to blend and develop
Stir gently before serving
Serve chilled for best taste and texture