For dressing: whisk together yogurt, vinegar, oil and lemon until smooth. Season with garlic powder, paprika, salt and pepper. Refrigerate until needed.
On a large platter, layer tomatoes, onion and cucumbers. Top with capers, mint and grape leaves. Drizzle with yogurt dressing before serving.
![]("/food/images/spacers/spacer.gif"){kind=spacer}
