Yogurt and cucumber(ماست و خیار)

Yogurt and cucumber:(ماست و خیار)
This is a favorite snack in Iran usually served with potato chips.
Ingredients: 1 lb of Plain or whole yogurt, 1 lb Persian cucumber, 1/4 lb raisin, finely diced walnut if you like, Topping:Spearmint, dried rose petals

1. Chop the cucumbers in very small pieces.
2. Add them to yogurt and mix well.
3. Add salt and pepper.
4. Top it with spearmint and dried rose petal if you have.